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汇分FKC-I-B空气浮游尘菌采样器,浮游菌采样器
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汇分7991粉尘气溶胶发生器(炭黑,碳黑)
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总共找到31652个商品
 | RAE 10-107-30 气体检测管RAE Systems gas detection tubes, sulfur dioxide, 200 to 4000 ppm, 10/box |
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 | RAE 10-120-10-6LLP 气体检测管RAE Systems gas detection tubes, water vapor, 2 to 10 lbs?MMCF, 10/box |
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 | Spectra/Por 131381生物透析管，50 kDalton，24毫米，33ft/rollSpectra/Por Biotech-Grade Dialysis Tubing, 50 kDalton, 24mm, 33ft/roll |
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 | RAE 10-107-15-5LA 气体检测管RAE Systems gas detection tubes, sulfur dioxide, 2 to 30 ppm, 10/box |
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 | Spectra/Por 132675 1膜，平宽，120毫米直径，76.4毫米长度，50'透析管Spectra/Por 1 Membranes; flat width, 120mm; diameter, 76.4mm; length, 50' |
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 | Spectra/Por 132677 1膜平板; 240 x 240毫米; 25/pack透析管Sepectr/Por 1 Membranes Flat sheets; 240 x 240 mm; 25/pack |
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 | Spectra/Por 132670 1膜;扁宽，100毫米直径，63.7毫米的长度，50'透析管Spectra/Por 1 Membranes; flat width, 100mm; diameter, 63.7mm; length, 50' |
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 | Spectra/Por 131486 生物透析管，1000 kDalton，为16mm，33ft/rollSpectra/Por Biotech-Grade Dialysis Tubing, 1,000 kDalton, 16mm, 33ft/roll |
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 | RAE 10-110-30 气体检测管RAE Systems gas detection tubes, hydrocarbons, 50 to 1000 ppm, 10/box |
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 | FL-1型风量仪FL型风量仪采用皮托管式原理,对风压进行多点、多次自动检测，产生平均风量（m3/h）具有正确、快速、简便的特点，广泛应用于暖通空调、净化技术等行业进行风口和管道风量的直接测定。 |
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 | RAE 10-103-50-4HT 气体检测管RAE Systems gas detection tubes, hydrogen sulfide, 2 to 40%, 10/box |
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 | Spectra/Por 131054纤维素/酯透析膜截留分子量，500平宽，16毫米，直径，10.2毫米Spectra/Por Cellulose/Ester Dialysis Membranes; MWCO, 500; flat width, 16mm; diameter, 10.2mm |
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 | RAE 10-109-20 气体检测管RAE Systems gas detection tubes, nitrogen oxides, 1 to 50 ppm, 10/box |
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 | Spectra/Por 131270生物级CE透析管，截留分子量8000〜10000平宽16毫米，直径10毫米，长33英尺（10米）Spectra/Por Biotech-Grade CE Dialysis Tubing, 8000 to 10000 MWCO; flat width 16 mm; diameter 10 mm; 33 ft (10 m) length. |
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 | RAE 10-100-10-3LA 气体检测管RAE Systems gas detection tubes, ammonia, 5 to 100 ppm, 10/box |
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 | RAE 10-103-05-120U 气体检测管RAE Systems gas detection tubes, hydrogen sulfilde, 0.2 to 2 ppm, 10/box |
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 | Spectra/Por 131378生物级CE透析管，截留分子量50000;平宽16毫米，直径10毫米，长33英尺（10米）Spectra/Por Biotech-Grade CE Dialysis Tubing, 50000 MWCO; flat width 16 mm; diameter 10 mm; 33 ft (10 m) length. |
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 | RAE 10-102-45-1H 气体检测管RAE Systems gas detection tubes, carbon monoxide, 0.2 to 4%, 10/box |
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 | Spectra/Por 131090生物的级CE透析管，截留分子量500至1000;平宽16毫米，直径10毫米，33英尺（10米）长Spectra/Por Biotech-Grade CE Dialysis Tubing, 500 to 1000 MWCO; flat width 16 mm; diameter 10 mm; 33 ft (10 m) length. |
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 | RAE 10-104-30-2LL 气体检测管RAE Systems gas detection tubes, carbon dioxide, 300 to 5000 ppm, 10/box |
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 | Spectra/Por 131414生物级CE透析管，截留分子量100000;平宽16毫米，直径10毫米，长33英尺（10米）Spectra/Por Biotech-Grade CE Dialysis Tubing, 100000 MWCO; flat width 16 mm; diameter 10 mm; 33 ft (10 m) length. |
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 | RAE 10-107-20-5L 气体检测管RAE Systems gas detection tubes, sulfur dioxide, 5 to 100 ppm, 10/box |
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 | RAE 10-100-15-3M 气体检测管RAE Systems gas detection tubes, ammonia, 25 to 500 ppm, 10/box |
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 | Spectra/Por 131450生物透析管，300 kDalton，为16mm，33ft/rollSpectra/Por Biotech-Grade Dialysis Tubing, 300 kDalton, 16mm, 33ft/roll |
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 | RAE 10-103-15-4L 气体检测管RAE Systems gas detection tubes, hydrogen sulfide, 10 to 120 ppm, 10/box |
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