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                      首頁>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>180S二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

                      二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

                      簡要描述:

                      180S DICHLOROMETHANE 二氯甲烷CH2Cl2氣體檢測管 Dichloromethane 10-1000ppm, 總代理銷售日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管,提供日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管介紹,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管應(yīng)用,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管價(jià)格,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管說明書,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管售后服務(wù),日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管中國總代理

                      更新時(shí)間:2025-01-01

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                      二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

                      二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

                      Tube No.
                      180S
                      1. PERFORMANCE
                      1) Measuring range :30-1,000 ppm 10-200 ppm
                      Number of pump strokes 2(200ml) 4(400ml)
                      2) Sampling time :1.5 minutes/1 pump stroke
                      3) Detectable limit :5 ppm(400ml)
                      4) Shelf life :2 years(Necessary to store in a refrigerated place ; 0~10℃)
                      5) Operating temperature :5~40℃
                      6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
                      7) Reading :Direct reading from the scale calibrated by 2 pump strokes
                      8) Colour change :White→Reddish orange
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:15% RSD-mid.:15% RSD-high:15%
                      3. CHEMICAL REACTION
                      Chlorine is produced an Oxidizer. By reacting between this Chlorine and o-Toluidine, Orthoquinone is produced.
                      CH3OCI3+CrO3+H2SO4→CI2
                      4. CALIBRATION OF THE TUBE
                      GAS CHROMATOGRAPHY
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      ????
                      GAS To pump
                      DETECTOR TUBE
                      (Olive)
                      PRETREAT TUBE
                      1000
                      800
                      500
                      400
                      200
                      100
                      30
                      ppm
                      200ml
                      180S DICHLOROMETHANE
                      Substance Interference Coexistence
                      Halogens or Halogenated hydrocarbons Similar stain is produced. Higher readings are given.
                      FIG.1
                      (NOTE)
                      When the concentration is below 200 ppm, 4 pump strokes can be used to determine the lower concentration
                      Following formula is available for the actual concentration.
                      Actual concentration=1/3×Temperature corrected value.
                      0
                      200
                      400
                      600
                      800
                      1000
                      Chlorine〔ppm〕?
                      FIG.1 Influence of Chlorine

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