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1

Quirino, José R., Osvaldo Resende, Natalia N. Fonseca, Daniel E. C. de Oliveira, and Elivânio S. Rosa. "Comparison of equipment for grain sampling." Revista Brasileira de Engenharia Agrícola e Ambiental 23, no. 3 (2019): 209–14. http://dx.doi.org/10.1590/1807-1929/agriambi.v23n3p209-214.

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ABSTRACT Grain sampling requires the use of appropriate and accurate equipment. This study aimed to compare grain samplers, manual and mechanical, used in the sampling of soybean loads, during their reception by storage units. The used devices were the manual sampler with 1.80 m length and three opening stages, 2.10 m length and three opening stages; and 2.10 m length and one opening stage, besides the mechanical sampler (pneumatic) and the pelican sampler. The analyzed parameters were the contents of impurity, broken grains, pods, immature grains, and moisture. The significance of effect of t
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McMillen, C. N., S. Adu-Yeboah, E. Kagarise, R. L. Morton, B. Yuce, and F. H. Douce. "Comparison of Sampler Filling Times Among Selected Arterial Blood Samplers." Respiratory Care 60, no. 4 (2014): 513–16. http://dx.doi.org/10.4187/respcare.03480.

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Foets, Jasper, Carlos E. Wetzel, Núria Martínez-Carreras, Adriaan J. Teuling, Jean-François Iffly, and Laurent Pfister. "Technical note: A time-integrated sediment trap to sample diatoms for hydrological tracing." Hydrology and Earth System Sciences 24, no. 10 (2020): 4709–25. http://dx.doi.org/10.5194/hess-24-4709-2020.

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Abstract. Diatoms, microscopic single-celled algae, are present in almost all habitats containing water (e.g. streams, lakes, soil and rocks). In the terrestrial environment, their diversified species distributions are mainly controlled by physiographical factors and anthropic disturbances which makes them useful tracers in catchment hydrology. In their use as a tracer, diatoms are generally sampled in streams by means of an automated sampling method; as a result, many samples must be collected to cover a whole storm run-off event. As diatom analysis is labour-intensive, a trade-off has to be
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4

Hanlon, James, Karen S. Galea, and Steven Verpaele. "Review of Workplace Based Aerosol Sampler Comparison Studies, 2004–2020." International Journal of Environmental Research and Public Health 18, no. 13 (2021): 6819. http://dx.doi.org/10.3390/ijerph18136819.

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We provide a narrative review on published peer-reviewed scientific literature reporting comparisons of personal samplers in workplace settings published between 2004 and 2020. Search terms were developed for Web of Science and PubMed bibliographic databases. The retrieved studies were then screened for relevance, with those studies meeting the inclusion criteria being taken forward to data extraction (22 studies). The inhalable fraction was the most common fraction assessed with the IOM sampler being the most studied sampler. The most common workplace environment where samplers had been compa
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Parker, P. E., C. H. Bock, and T. R. Gottwald. "Comparison of Techniques to Sample Xanthomonas axonopodis pv. citri in Windblown Spray." Plant Disease 89, no. 12 (2005): 1324–30. http://dx.doi.org/10.1094/pd-89-1324.

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Four techniques were evaluated to sample windblown splash from canker-infected citrus plants. Two volumetric cyclone samplers (PAS450 and Burkard Cyclone) and two passive samplers (funnels and panels) were evaluated. The PAS450 collected no detectable bacteria in any trial. The Burkard cyclone consistently collected spray, but was found to do so even when the power was turned off. Thus, the Burkard cyclone essentially functioned passively, negating the advantage of a volumetric sampler for this application. Panels collected the greatest volume of splash followed by funnel samplers. CFU of Xant
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Anderson, John T., and William G. Warren. "Comparison of Catch Rates among Small and Large Bongo Sampler for Calanus finmarchicus Copepodite Stages." Canadian Journal of Fisheries and Aquatic Sciences 48, no. 2 (1991): 303–8. http://dx.doi.org/10.1139/f91-042.

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Comparison of catch rates between small (20-cm, 0.165-mm-mesh nets) and large (61-cm, 0.333- and 0.505-mm-mesh nets) plankton samplers was carried out for Calanus finmarchicus copepodite stages sampled simultaneously during six different times. It is concluded that C. finmarchicus stages CI and CII were undersampled in 0.333-mm-mesh samples, while stages CIV–CVI were undersampled in 0.165-mm-mesh samples. Stage CIII catch rates were not different for these two samplers. Comparison of catch rates between 0.165- and 0.505-mm-mesh samples demonstrated that stages CI–CIII were undersampled in the
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7

Cooper, MS, MBA, CIH, Casey, Jeremy Slagley, PhD, CIH, CSP, James Lohaus Jr, PhD, et al. "Comparison of high-volume air sampling equipment for viral aerosol sampling during emergency response." Journal of Emergency Management 12, no. 2 (2014): 161. http://dx.doi.org/10.5055/jem.2014.0170.

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Objective: This study compared the performance of two high-volume bioaerosol air samplers for viable virus to an accepted standard low-volume sampler. In typical bioaerosol emergency response scenarios, high-volume sampling is essential for the low infective concentrations and large air volumes involved.Design: Two high-volume air samplers (XMX/2LMIL and DFU-1000) were evaluated alongside a low-volume sample (BioSampler). Low and high concentrations (9.3-93.2 agent containing particles per liter of air [ACPLA]) of male-specific coliphage 2 (MS2) virus were released into a 12 m3 aerosol test ch
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8

Yi, Qin, Jie Min Liu, Qing Dan Yuan, Zhan Wu Ning, and Mu Shui Shu. "Design and Evaluation of a Constant Flow Air Sampler." Advanced Materials Research 538-541 (June 2012): 2694–99. http://dx.doi.org/10.4028/www.scientific.net/amr.538-541.2694.

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Flow stability of samplers is a key factor in air sampling. However, most of the existing air samplers have the problem of poor stability. In order to enhance the stability, a constant flow air sampler (HL-1) has been designed: a single chip processor was added to the flow control part. The performance of the sampler was presented and comparison with a conventional sampler was made. Inter-sampler comparison tests were carried out by comparing (a) the indicating error (b) the repeatability (c) the consistency of the flow and (d) the timing error with a traditional sampler. The results showed th
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9

METCALF, K. S., J. SUTTON, M. D. MOLONEY, L. A. BROWN, K. R. PEEL, and A. BAINES. "Which cervical sampler? A comparison of four methods." Cytopathology 5, no. 4 (1994): 219–25. http://dx.doi.org/10.1111/j.1365-2303.1994.tb00423.x.

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10

Clarke, T., M. C. Hannah, and H. Wientjes. "A precise, low-cost milk sampler to enable the analysis of fat, protein, lactose and somatic cells in milk from individual cows." Australian Journal of Experimental Agriculture 47, no. 9 (2007): 1100. http://dx.doi.org/10.1071/ea07152.

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Less than half of Australian dairy farmers undertake production recording that normally requires the collection of milk samples for the measurements of fat, protein and lactose percentages and somatic cell count. Usually the milk samples are collected from individual animals on a ‘one-day-per-month’ basis by temporary milk-metering or sampling devices. Farmers who do not participate in production recording programs may be encouraged to do so if they could use a simple, robust, inexpensive, convenient and precise sampler. A sampler has been developed to meet these criteria. In this paper we rep
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Hardy, John T., James A. Coley, Liam D. Antrim, and Steven L. Kiesser. "A Hydrophobic Large-Volume Sampler for Collecting Aquatic Surface Microlayers: Characterization and comparison with the Glass Plate Method." Canadian Journal of Fisheries and Aquatic Sciences 45, no. 5 (1988): 822–26. http://dx.doi.org/10.1139/f88-099.

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The atmosphere–water interface represents a vital biological habitat and a collection point for natural and anthropogenic materials originating in the atmosphere and the water column. A Teflon-coated aluminum rotating drum sampler was constructed and tested. This sampler rapidly collects large-volume samples of the aquatic surface microlayer uppermost 34 μm). The collection characteristics of the sampler are similar to those of the more time-consuming glass plate technique. Samples from estuarine, coastal, and offshore areas are generally highly enriched in selected organic compounds, metals,
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12

KANG, YOUNG-JAE, and JOSEPH F. FRANK. "Comparison of Airborne Microflora Collected by the Andersen Sieve Sampler and RCS Sampler in a Dairy Processing Plant." Journal of Food Protection 52, no. 12 (1989): 877–80. http://dx.doi.org/10.4315/0362-028x-52.12.877.

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The performance of a Reuter centrifugal air sampler (RCS sampler) was compared with that of an Andersen 6-stage sieve sampler (Andersen impactor) to determine the suitability of the RCS sampler for monitoring airborne microflora in dairy processing plant environments. The types of microorganisms recovered from non-mold colony forming particles using the Andersen impactor and the RCS sampler were different at each location and trial. When selected Gram positive cocci and Gram negative rods were classified using Staph track and API 20E System, respectively, results indicated that the type of bac
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Raynor, Peter C., Adepeju Adesina, Hamada A. Aboubakr, My Yang, Montserrat Torremorell, and Sagar M. Goyal. "Comparison of samplers collecting airborne influenza viruses: 1. Primarily impingers and cyclones." PLOS ONE 16, no. 1 (2021): e0244977. http://dx.doi.org/10.1371/journal.pone.0244977.

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Researchers must be able to measure concentrations, sizes, and infectivity of virus-containing particles in animal agriculture facilities to know how far infectious virus-containing particles may travel through air, where they may deposit in the human or animal respiratory tract, and the most effective ways to limit exposures to them. The objective of this study was to evaluate a variety of impinger and cyclone aerosol or bioaerosol samplers to determine approaches most suitable for detecting and measuring concentrations of virus-containing particles in air. Six impinger/cyclone air samplers,
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Pahl, O., V. R. Phillips, J. Lacey, J. Hartung, and C. M. Wathes. "Comparison of commonly used samplers with a novel bioaerosol sampler with automatic plate exchange." Journal of Aerosol Science 28, no. 3 (1997): 427–35. http://dx.doi.org/10.1016/s0021-8502(96)00445-4.

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15

Wagner, Jeff, and Janet M. Macher. "Comparison of a Passive Aerosol Sampler to Size-Selective Pump Samplers in Indoor Environments." AIHA Journal 64, no. 5 (2003): 630–39. http://dx.doi.org/10.1080/15428110308984856.

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Moseholm, Lars, Dave Root, and Tim Larson. "A comparison of the former soviet union dust sampler to the u.s.a. high-volume (TSP) sampler." Atmospheric Environment 30, no. 6 (1996): 997–99. http://dx.doi.org/10.1016/1352-2310(95)00329-0.

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Latimer, George W., J. Comstock, D. Dubberly, et al. "Comparison of Texas Liquid Sampler with Missouri Bottle for Sampling Liquid Fertilizers: Collaborative Study." Journal of AOAC INTERNATIONAL 76, no. 4 (1993): 749–53. http://dx.doi.org/10.1093/jaoac/76.4.749.

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Abstract Six laboratories participated in a collaborative study designed to qualify the Texas liquid sampling tube as a device for sampling liquid fertilizers. The Texas sampler is a polyethylene tube with a stainless steel check valve on one end. The tube, which is threaded so that it can be expanded in length, enables acquisition of a uniform profile across a liquid sample. The 6 collaborators sampled 33 loads of fertilizer, 8 of which were slurries, using both the Texas tube and the Missouri bottle (AOAC 969.01). The resulting subsamples were analyzed for total nitrogen, available phosphoru
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18

Wieprecht, W., K. Acker, S. Mertes, et al. "Cloud physics and cloud water sampler comparison during FEBUKO." Atmospheric Environment 39, no. 23-24 (2005): 4267–77. http://dx.doi.org/10.1016/j.atmosenv.2005.02.012.

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Rudolf, Daniel, and Mario Ullrich. "Comparison of hit-and-run, slice sampler and random walk Metropolis." Journal of Applied Probability 55, no. 4 (2018): 1186–202. http://dx.doi.org/10.1017/jpr.2018.78.

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Abstract Different Markov chains can be used for approximate sampling of a distribution given by an unnormalized density function with respect to the Lebesgue measure. The hit-and-run, (hybrid) slice sampler, and random walk Metropolis algorithm are popular tools to simulate such Markov chains. We develop a general approach to compare the efficiency of these sampling procedures by the use of a partial ordering of their Markov operators, the covariance ordering. In particular, we show that the hit-and-run and the simple slice sampler are more efficient than a hybrid slice sampler based on hit-a
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SILAS, J. CLAYTON, MARK A. HARRISON, JOHN A. CARPENTER, and JAMES B. FLOYD. "Comparison of Particulate Air Samplers for Detection of Airborne Aspergillus flavus Spores." Journal of Food Protection 49, no. 3 (1986): 236–38. http://dx.doi.org/10.4315/0362-028x-49.3.236.

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Four air samplers (Millipore, all-glass impinger, Andersen and absorbent cotton) were evaluated for their ability to collect airborne grain particles contaminated with Aspergillus flavus spores. Corn dust containing 6.4 × 106 spores/g was aerosolized within a containment system. Each device sampled 100 L of air, thus exchanging the air in the chamber two times. Spores were enumerated from all sampling matrices using Aspergillus flavus/parasiticus agar. The efficiencies of the Millipore and the cotton samplers were almost identical, while that of the all-glass impinger was less. Measurement of
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Donoghue, Terence G., Oliver C. Zafiriou, and Craig D. Taylor. "Retractable Surface-Following Sampler." Marine Technology Society Journal 35, no. 2 (2001): 29–35. http://dx.doi.org/10.4031/002533201788001848.

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The design and use of a Retractable Surface-Following Sampler (RSFS) for chemical sampling, particularly of trace gases on depth scales smaller than the draft of the research platform, is discussed. The RSFS is compared to other vessel-tethered surface water sampling systems, such as buckets, bottes/rosettes, catamarans, hull intakes, and booms. The RSFS is a 5 m welded aluminum sampling boom with a hinge-mounted rolling trolley support at the inboard end; at the outboard end, floatation spheres support a scientific payload at fixed depths relative to the sea surface on an adjustable mount. Th
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Martínez, Karell, Esteban Abad, Lluís Gustems, et al. "PCDD/Fs in ambient air: TSP and PM10 sampler comparison." Atmospheric Environment 40, no. 3 (2006): 567–73. http://dx.doi.org/10.1016/j.atmosenv.2005.09.068.

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23

Hooghiem, Joram J. D., Marcel de Vries, Henk A. Been, Pauli Heikkinen, Rigel Kivi, and Huilin Chen. "LISA: a lightweight stratospheric air sampler." Atmospheric Measurement Techniques 11, no. 12 (2018): 6785–801. http://dx.doi.org/10.5194/amt-11-6785-2018.

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Abstract. We developed a new lightweight stratospheric air sampler (LISA). The LISA sampler is designed to collect four bag samples in the stratosphere during a balloon flight for CO2, CH4 and CO mole fraction measurements. It consists of four multi-layer foil (MLF) sampling bags, a custom-made manifold, and a diaphragm pump, with a total weight of ∼2.5 kg. A series of laboratory storage tests were performed to assess the stability of CO2, CH4 and CO mole fractions in both MLF and Tedlar bags. The MLF bag was chosen due to its better overall performance than the Tedlar bag for the three specie
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J. D. Wanjura, B. W. Shaw, C. B. Parnell, Jr., R. E. Lacey, and S. C. Capareda. "Comparison of Continuous Monitor (TEOM) and Gravimetric Sampler Particulate Matter Concentrations." Transactions of the ASABE 51, no. 1 (2008): 251–57. http://dx.doi.org/10.13031/2013.24218.

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Dixon, David, and Sarah Boon. "Comparison of the SnowHydro snow sampler with existing snow tube designs." Hydrological Processes 26, no. 17 (2012): 2555–62. http://dx.doi.org/10.1002/hyp.9317.

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Lee, Taekhee, Andrew Thorpe, Emanuele Cauda, Leah Tipton, Wayne T. Sanderson, and Alan Echt. "Laboratory comparison of new high flow rate respirable size-selective sampler." Journal of Occupational and Environmental Hygiene 15, no. 10 (2018): 755–65. http://dx.doi.org/10.1080/15459624.2018.1503670.

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27

Costantini, A. "Soil sampling bulk-density in the coastal lowlands of South-East Queensland." Soil Research 33, no. 1 (1995): 11. http://dx.doi.org/10.1071/sr9950011.

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Bulk density is commonly measured in compaction, cultivation, land evaluation and site classification studies in forestry. Typically, measurements are made using a small-diameter core sampler (an integral open drive sampler) which is manually driven into the soil profile. The study reported in this paper was designed to determine the effects of sampler size on bulk density estimates, and to identify optimal sampling intensities for the coastal lowlands of south-east Queensland. Four sampler sizes were tested (internal diameters of 3.48, 4.83, 5.98 and 9.12 cm, and all approximately 10 cm in le
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Davidson, J. I., Y. J. Tsai, F. E. Dowell, J. W. Dorner, and R. J. Cole. "Comparison of Pneumatic and Automatic Spout Samplers to Determine Grade of Farmers Stock Peanuts." Peanut Science 17, no. 2 (1990): 76–80. http://dx.doi.org/10.3146/i0095-3679-17-2-8.

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Abstract There were significant differences in performance of the pneumatic sampler (PS) and automatic spout sampler (ASpS) as determined by differences in mean values or variability for several grade factors. Significant differences in mean were found for loose shelled kernels (LSK), foreign material (FM), sound mature kernels (SMK) and other kernels (OK). Significant differences in variability were also found for LSK, sound mature kernels plus sound splits (SMK+SS) and total kernels (TK). The mean LSK averaged 1.6 percentage points higher for samples taken with the PS than for those taken wi
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Frenz, David A., and Naomi L. Lince. "A Comparison of Pollen Recovery by Three Models of the Rotorod Sampler." Annals of Allergy, Asthma & Immunology 79, no. 3 (1997): 256–58. http://dx.doi.org/10.1016/s1081-1206(10)63011-6.

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Ashiq, M., and J. C. Bathurst. "Comparison of Bed Load Sampler and Tracer Data on Initiation of Motion." Journal of Hydraulic Engineering 125, no. 6 (1999): 661–64. http://dx.doi.org/10.1061/(asce)0733-9429(1999)125:6(661).

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31

Matsuyama, S., K. Katoh, S. Sugihara, et al. "MULTI-SITE AEROSOL MONITORING USING MINI STEP SAMPLER." International Journal of PIXE 13, no. 01n02 (2003): 65–80. http://dx.doi.org/10.1142/s0129083503000117.

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We developed mini step samplers with low manufacturing and running costs for application in multi-site air-pollution monitoring. The miniaturization of the sampler was achieved by reducing the suction nozzle size. We tested the samplers with suction nozzle diameters of 2 and 4 mm through simultaneous exposure in the same site. Elemental concentrations of aerosol collected by these samplers were consistent within ±20% during comparison and the sample uniformity did not differ significantly. Sampling with small suction nozzle did not adversely affect aerosol collection. Aerosol samples were coll
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McShane, PE, and MG Smith. "Measuring abundance of juvenile abalone, Haliotis rubra Leach (Gastropoda : Haliotidae); Comparison of a novel method with two other methods." Marine and Freshwater Research 39, no. 3 (1988): 331. http://dx.doi.org/10.1071/mf9880331.

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An underwater venturi-suction sampler is described, suitable for sampling fauna on structurally-complex sublittoral reefs. Abundance of juvenile Haliotis rubra was estimated from the samples collected with the suction sampler; this was compared with estimates obtained at the same time by two other methods, an anaesthetic method and a searching method. Off Sandpatch Point (south-eastern Australia) during January 1987, the mean number (s.e.) of H. rubra per square metre of substrate was 68.7 (s.e., 39.2) by the suction method, 25.6 (s.e., 16.1) by the anaesthetic method and 7.7 (s.e., 3.0) by th
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McAlary, Todd, Hester Groenevelt, Stephen Disher, et al. "Passive sampling for volatile organic compounds in indoor air-controlled laboratory comparison of four sampler types." Environmental Science: Processes & Impacts 17, no. 6 (2015): 1190. http://dx.doi.org/10.1039/c5em90021b.

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Correction for ‘Passive sampling for volatile organic compounds in indoor air-controlled laboratory comparison of four sampler types’ by Todd McAlary et al., Environ. Sci.: Processes Impacts, 2015, 17, 896–905.
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Fiorina, A., F. Olivo, F. Blasi, P. Tarsia, and L. Allegra. "Comparison between different bacterial sampler chambers applied on a portable aerodispersed particle sampler (partrap FA52) used for aerobiological studies in sanitary environments." Respiratory Medicine 94 (February 2000): A.10. http://dx.doi.org/10.1016/s0954-6111(00)90201-4.

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Saramanus, Sirichai, and Varinthorn Boonyaroj. "The Application of Remote-Controlled Assisted Surface Water Sampling." Applied Mechanics and Materials 891 (May 2019): 149–53. http://dx.doi.org/10.4028/www.scientific.net/amm.891.149.

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Water is a natural resource that is important for both human health and the environment. However, the routine activities of the municipal and industrial sectors can result in the contamination of water resources. The application of remote control water sampling is therefore useful for environmental field work by employing a remote control water sampler in a 700 m radius to collect three samples at once time during a sampling collection within 15 sec at various depths, including 0.50 m, 0.75 m and 1.00 m in depth, respectively (500 ml/sample). Remote control water sampling works with a water fl
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Shahin, Usama M., Thomas M. Holsen, and Mustafa Odabasi. "Dry deposition measured with a water surface sampler: a comparison to modeled results." Atmospheric Environment 36, no. 20 (2002): 3267–76. http://dx.doi.org/10.1016/s1352-2310(02)00315-1.

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Prodi, V., C. Sala, and F. Belosi. "Perspec, Personal Size Separating Sampler: Operational Experience and Comparison with other Field Devices." Applied Occupational and Environmental Hygiene 7, no. 6 (1992): 368–74. http://dx.doi.org/10.1080/1047322x.1992.10390174.

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Jaasma, Dennis R., Mark C. Champion, and J. W. Shelton. "Woodstove Smoke and CO Emissions: Comparison of Reference Methods with the VPI Sampler." Journal of the Air & Waste Management Association 40, no. 6 (1990): 866–71. http://dx.doi.org/10.1080/10473289.1990.10466731.

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Battmer, Rolf D., Philip Haake, Yitzak Zilberman, and Thomas Lenarz. "Simultaneous Analog Stimulation (SAS)–Continuous Interleaved Sampler (CIS) Pilot Comparison Study in Europe." Annals of Otology, Rhinology & Laryngology 108, no. 4_suppl (1999): 69–73. http://dx.doi.org/10.1177/00034894991080s414.

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Prodi, V., C. Sala, F. Belosi, S. Agostini, G. Bettazzi, and A. Biliotti. "Perspec, personal size separating sampler: Operational experience and comparison with other field devices." Journal of Aerosol Science 20, no. 8 (1989): 1565–68. http://dx.doi.org/10.1016/0021-8502(89)90888-4.

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Takei, Yoshio, Ippei Suzuki, Marty K. S. Wong, et al. "Development of an animal-borne blood sample collection device and its deployment for the determination of cardiovascular and stress hormones in phocid seals." American Journal of Physiology-Regulatory, Integrative and Comparative Physiology 311, no. 4 (2016): R788—R796. http://dx.doi.org/10.1152/ajpregu.00211.2016.

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An animal-borne blood sampler with data-logging functions was developed for phocid seals, which collected two blood samples for the comparison of endocrinological/biochemical parameters under two different conditions. The sampler can be triggered by preset hydrostatic pressure, acceleration (descending or ascending), temperature, and time, and also manually by light. The sampling was reliable with 39/50 (78%) successful attempts to collect blood samples. Contamination of fluids in the tubing to the next blood sample was <1%, following the prior clearance of the tubing to a waste syringe. In
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Mescioglu, Esra, Adina Paytan, Bailey W. Mitchell, and Dale W. Griffin. "Efficiency of bioaerosol samplers: a comparison study." Aerobiologia 37, no. 3 (2021): 447–59. http://dx.doi.org/10.1007/s10453-020-09686-0.

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AbstractBioaerosols, including bacteria and fungi, are ubiquitous and have been shown to impact various organisms as well as biogeochemical cycles and human health. However, sample collection poses a challenge for aeromicrobiologists and can determine the success of a study. Establishing a standard collection procedure for bioaerosol sampling could help advance the field. We tested the efficiency (number of organisms collected and DNA yield per unit time) of three sampling devices: a membrane filtration device, a liquid impinger, and a portable electrostatic precipitator bioaerosol collector.
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Muchtar, Muswerry. "COMPARISON OF TWO SAMPLING METHODS (CORER AND IN SITU SEDIMENT SIPPER METHODS) FOR THE PORE WATER OF SEDIMENT." Marine Research in Indonesia 29 (May 11, 2018): 1–11. http://dx.doi.org/10.14203/mri.v29i0.416.

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Effect of two sampling techniques (i.e. corer and sipper samplers) of sediment pore water on measured concentrations of phosphate, nitrate and ammonia was examined. The concentrations of nitrate and ammonia in relation to sediment depth (vertical variations) collected by corer and sipper sampler do not show significant differences, while for phosphate concentrations significant differences occurred. The advantages and disadvantages of both techniques are discussed.
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Endo, Satoshi, Yunosuke Matsuura, and Etiënne L. M. Vermeirssen. "Mechanistic Model Describing the Uptake of Chemicals by Aquatic Integrative Samplers: Comparison to Data and Implications for Improved Sampler Configurations." Environmental Science & Technology 53, no. 3 (2019): 1482–89. http://dx.doi.org/10.1021/acs.est.8b06225.

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Mimić, Gordan, and Branko Šikoparija. "Analysis of airborne pollen time series originating from Hirst-type volumetric samplers—comparison between mobile sampling head oriented toward wind direction and fixed sampling head with two-layered inlet." Aerobiologia 37, no. 2 (2021): 321–31. http://dx.doi.org/10.1007/s10453-021-09695-7.

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AbstractIn this study, we have compared time series of pollen concentration originating from two Hirst-type volumetric samplers that were equipped with different sampling heads. To collect airborne pollen, we have used classic sampler with mobile sampling head including wind vane and adapted sampler with fixed sampling head having two-layered inlet, like in Sigma-2 passive sampler. The devices were placed at the roof level, on the top of the building of the Faculty of Sciences located in Novi Sad, Serbia. The sampling of airborne pollen was performed from February until October 2019. Along wit
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Yi, Seung-Muk, Thomas M. Holsen, and Kenneth E. Noll. "Comparison of Dry Deposition Predicted from Models and Measured with a Water Surface Sampler." Environmental Science & Technology 31, no. 1 (1997): 272–78. http://dx.doi.org/10.1021/es960410g.

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Yi, Seung-Muk, Thomas M. Holsen, Xiang Zhu, and Kenneth E. Noll. "Sulfate dry deposition measured with a water surface sampler: A comparison to modeled results." Journal of Geophysical Research: Atmospheres 102, no. D16 (1997): 19695–705. http://dx.doi.org/10.1029/97jd01479.

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Lee, K. S., K. Teschke, M. Brauer, and K. H. Bartlett. "A field comparison of four fungal aerosol sampling instruments: inter-sampler calibrations and caveats." Indoor Air 14, no. 5 (2004): 367–72. http://dx.doi.org/10.1111/j.1600-0668.2004.00260.x.

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FOTHERGILL, DIANA J., VALERIE A. BROWN, and A. SHIRLEY HILL. "Histological sampling of the endometrium-A comparison between formal curettage and the Pipelle sampler." BJOG: An International Journal of Obstetrics and Gynaecology 99, no. 9 (1992): 779–80. http://dx.doi.org/10.1111/j.1471-0528.1992.tb13887.x.

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Law, Julian. "Histological sampling of the endometrium-A comparison between formal curettage and the Pipelle sampler." BJOG: An International Journal of Obstetrics and Gynaecology 100, no. 5 (1993): 503. http://dx.doi.org/10.1111/j.1471-0528.1993.tb15293.x.

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