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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>102SD丙酮檢知管102SD ACETONE CH3COCH3 20-5000ppm

                      丙酮檢知管102SD ACETONE CH3COCH3 20-5000ppm

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                      丙酮檢知管102SD ACETONE CH3COCH3 20-5000ppm,

                      更新時間:2024-12-25

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                      丙酮檢知管102SD ACETONE CH3COCH3 20-5000ppm

                      丙酮檢知管102SD ACETONE CH3COCH3 20-5000ppm

                      Tube 02SD
                      1. PERFORMANCE
                      1) Measuring range :125-5,000 ppm 50-2,000 ppm 20-800 ppm
                      Number of pump strokes 1 / 2(50mL) 1(100mL ) 2(200mL)
                      2) Sampling time :1.5 minutes / 1 pump stroke
                      3) Detectable limit :10 ppm(200mL)
                      4) Shelf life :2 years
                      5) Operating temperature :0~40℃
                      6) Temperature compensation:Necessary( See "TEMPERATURE CORRECTION TABLE" )
                      7) Reading :Direct reading from the scale calibrated by 1 pump stroke
                      8) Colour change :Yellow→Dark brown
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low :10 % RSD-mid.:5 % RSD-high :5%
                      3. CHEMICAL REACTION
                      Chromium oxide is reduced.
                      CH 3COCH 3+Cr6++H 2SO 4→Cr3+
                      4. CALIBRATION OF THE TUBE
                      GAS CHROMATOGRAPHY
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      102SD ACETONE
                      Substance Interference Coexistence
                      Alcohols Brown stain is produced. Higher readings are given.
                      Other Ketones 〃〃
                      Esters 〃〃
                      Aromatic hydrocarbons 〃〃
                      Paraffin hydrocarbons
                      If the top of discoloured
                      layer is possible to read,
                      the accuracy of readings is
                      not affected.

                      (more than C )
                      Halogenated hydrocarbons 〃〃
                      (NOTE)
                      In case of 1 / 2 or 2 pump strokes, following formula is available for the actual concentration.
                      1 / 2 stroke:s Actual concentration = 2.5 ×Temperature corrected value
                      2 stroke:s Actual concentration = 0.4 ×Temperature corrected value
                      TEMPERATURE CORRECTION TABLE
                      Scale True Concentration (ppm)
                      Readings 0 ℃ 10 ℃ 20 ℃ 30 ℃ 40 ℃
                      (ppm) (32 °F) (50 °F) (68 °F) (86 °F) (104°F)
                      2,000 3,500 2,800 2,000 1,600 1,300
                      1,500 2,750 2,000 1,500 1,250 1,000
                      800 1,300 1,000 800 700 600
                      600 1,000 800 600 550 450
                      400 650 500 400 350 300
                      200 300 200 200 200 200
                      100 200 100 100 100 100
                      :
                      :
                      50 100 50 50 50 50
                      1,000 1,670 1,250 1,000 850 700
                      GAS To pump
                      DEHUMIDIFIER
                      (White)
                      3
                      www.r-biopharm.com.cn

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