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      2. 產品詳情
        • 產品名稱:二甲苯氣體檢測管123L Xylene

        • 產品型號:123L
        • 產品廠商:日本GASTEC
        • 產品文檔:
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        簡單介紹:
        二甲苯氣體檢測管123L Xylene,Measuring Range 2 to100 ppm 100 to 200 ppm Number of Pump Strokes 2 1 Correction Factor 1 2 Sampling Time 1 minute per pump stroke Detecting Limit 1 ppm (n=2)
        詳情介紹:

         

        二甲苯氣體檢測管123L Xylene

        Xylene                  No.123L

        C6H4(CH3)2

        二甲苯氣體檢測管123L Xylene

        Performance
         

        Measuring Range

        2 to100ppm

        100 to 200 ppm

         

        Number of PumpStrokes

        2

        1

         

        CorrectionFactor

        1

        2

         

        Sampling Time

        1 minute per pumpstroke

        Detecting Limit

        1 ppm (n=2)

        Color Change

        White → Brown

        Reaction Principle

        C6H4(CH3)2 + I2O5 + H2SO4 → I2

        Coefficient ofVariation

        10% (for 2 to 30ppm), 5% (for 30 to 100 ppm)

        ShelfLife3Years
        Correctionsfor
        temperature & humidity
        Unnecessary
        Store the tubes at cool and darkplace.
         
        Possible coexisting substances and theirinterferences(NOTE)


        Substance

        Concentration

        Interference

        Change color byitself

        Acetylene , Ethylene, Hexane

         

        No

        No

        Alcohols , Esters ,Ketones

         

        No

        No

        Aromatichydrocarbons

         

        +

        Brown


        Othersubstance measurable with this detector tube


        Calibration gasgenerationDiffusion tube method

        TLV-TWATLV-STELExplosive range
        100 ppm150 ppm1.0 to 7.0%
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        欧美成 人 在线播放视频
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