国产高潮视频在线观看-国产精品无码一本二本三本色-中文字幕人妻色偷偷久久-可以直接看的无码av

河南省鑫屬實(shí)業(yè)有限公司

檢測(cè)認(rèn)證人脈交流通訊錄

二氧化氮?dú)怏w檢測(cè)管9DL

  • 這真不是您需要的產(chǎn)品？
  • 品　　牌：
  • 主要規(guī)格：
  • 用　　途：
    • 二氧化氮?dú)怏w檢測(cè)管9DL Nitrogen dioxide，Measuring Range 0.01 to 3.0 ppm Sampling Hours 1 to 24 hours Detecting Limit 0.01 ppm Color Change White → Green Reaction Principle二氧化氮?dú)怏w檢測(cè)管價(jià)格 二氧化氮?dú)怏w檢測(cè)管9DL Nitrogen dioxide的詳細(xì)介紹 二氧化氮?dú)怏w檢測(cè)管9DL Nitrogen dioxide Nitrogen dioxide No.9DL NO2 Performance Measuring Range 0.01 to 3.0ppm Sampling Hours 1 to 24 hours Detecting Limit 0.01 ppm Color Change White→ Green Reaction Principle ABTS +NO2 → Green product Coefficient ofVariation 10%(for 0.01 to 3.0 ppm-hr) ShelfLife 1 Year Correctionsfor temperature & humidity Unnecessary Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow. Possible coexisting substances and theirinterferences (NOTE) Substance Concentration Interference Change color by itself Carbonmonoxiide 10ppm No No discoloration (10 ppm) Chlorine 0.07 ppm No No discoloration(0.07 ppm) Ozone 0.045 ppm No No discoloration (0.045 ppm) sulphur dioxide 0.1 ppm No discoloration (0.1ppm) Carbon dioxide 600 ppm No No discoloration (600ppm) Formaldehyde 0.1ppm No discoloration (0.1ppm) Calibration gasgeneration Diffusion tubemethod TLV-TWA TLV-STEL Explosive range 3 ppm 5 ppm -

    • 檢測(cè)通手機(jī)版

    • 檢測(cè)通官方微信

    •  檢測(cè)通QQ群