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whatman空气监测用滤膜/Whatman 空氣採樣濾紙1882047的详细介绍whatman空气监测用滤膜/Whatman
空氣採樣濾紙1882047PM 2.5空气监测用滤膜是一种新型、高纯的PTFE滤膜,辅以能耐多重化学性能的聚丙烯支撑环,用来做环境空气检测。
*Whatman 空氣採樣濾紙
EPM2000 Glass Microfiber Filter設計用於大流量空氣採樣器
●4.7cm 100pcs/box
●8"*10" 100pcs/box
PropertyTest MethodUnit of MeasureValueRange
Filter Media n/a n/a Glass Fiber n/a
Filter Thickness ASTM D 645-92 mm 0.45 ± 15
Filter Dimension micrometer inches 8 x 10 ± 1/16
Particle Retention (0.3 μm) ASTM D 2986-91 % 99.95 minimum
Flow Rate EPA RFM M3/min 1.52 ± 0.18
Tensile Strength ASTM D 828-93 g/15 mm 500 minimum
Brittleness Test for Fiber Filters n/a No crack larger than 1 inch
maximum
Integrity Test for Fiber Filters mg 2.5 maximum
Weight Loss EMSL/RTP-SOP-QAD-522 %/filter 0.75 maximum
Lead Content EPA RFM (40 CRF 50) μg/filter 0.25 maximum
Alkalinity EPA/600/R-94/038b, Section 2.12 μeq/g of filter 25
maximum
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