最近更新中文字幕mv,中文字幕无码人妻aaa片,亚洲欧美中文字幕国产,又爽又黄又无遮挡网站 ,永久黄网站色视频免费观看

河南省鑫屬實(shí)業(yè)有限公司

檢測認(rèn)證人脈交流通訊錄

6水蒸汽檢測管

  • 這真不是您需要的產(chǎn)品？
  • 品　　牌：
  • 主要規(guī)格：
  • 用　　途：
    • 6水蒸汽檢測管 Water vapour，有毒氣體包括一氧化碳、氨氣、氯氣、二氧化氮、二氧化硫、甲醛、硫酸二甲酯、氟化氫、硫化氫、氯化氫、砷化氫、汞蒸氣、苯、甲苯、二甲苯、甲醇、乙醇、乙烯、乙炔、汽油、光氣、氰化氫、丙烯腈、磷化氫等幾十種。 6水蒸汽檢測管 Water vapour的詳細(xì)介紹 6水蒸汽檢測管 Water vapour Watervapour No.6H2O Performance MeasuringRange 0.5 to 1 mg/l 1 to 18 mg/l 18 to 32 mg/l Number of Pump Strokes 2 1 1/2 CorrectionFactor 1/2 1 by scale SamplingTime 1 minutes per pumpstroke DetectingLimit 0.1 mg/l (n=2) ColorChange Yellowish Green →Purple ReactionPrinciple H2O + Mg(ClO4)2 → Mg(ClO4)2 H2O Coefficient ofVariation 10% (for1 to 6 mg/l), 5% (for 6 to 18 mg/l) ShelfLife 3Years Correctionsfor temperature & humidity Temperature correction is necessary Store the tubes at cool and darkplace. Possible coexisting substances and theirinterferences (NOTE) Substance Concentration Interference Change color by itself Alcohols,Ketones,Aldehydes, Sulfur dioxide,Hydrogen chloride 2000ppm Puls error Nodiscoloration Esters,Acrylonitrile 5000ppm Puls error Nodiscoloration Ammonia 1000ppm Puls error Nodiscoloration Nitrogendioxide,Hydrogen cyanide 500ppm Puls errorr Nodiscoloration Hydrogensulfide - No effect Nodiscoloration Othersubstance measurable with this detector tube Calibration gasgeneration Vaperpressure method TLV-TWA TLV-STEL Explosive range - - -

    • 檢測通手機(jī)版

    • 檢測通官方微信

    •  檢測通QQ群