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                    1. 韩国三级大全久久网站_色噜噜一区二区三区_高清欧美性猛交xxxx黑人猛_激情五月开心婷婷_来一水AV@lysav

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                      首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測(cè)管>氣體快速檢測(cè)管>126B二氧化物氣體檢測(cè)管126B Carbon dioxide CO2 0.01-0.7%

                      二氧化物氣體檢測(cè)管126B Carbon dioxide CO2 0.01-0.7%

                      簡(jiǎn)要描述:

                      126B CARBON DIOXIDE 二氧化物氣體檢測(cè)管126B Carbon dioxide CO2 0.01-0.7%,由于測(cè)定各種不同氣體的檢測(cè)管其反應(yīng)性質(zhì)不同,不是所有品種的檢測(cè)管都可進(jìn)行此量程擴(kuò)展,在說(shuō)明書(shū)中沒(méi)有給出可采用此法的檢測(cè)管,使用該方法將會(huì)使測(cè)量準(zhǔn)度大為降低。

                      更新時(shí)間:2024-12-25

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                      二氧化物氣體檢測(cè)管126B Carbon dioxide CO2 0.01-0.7%

                      二氧化物氣體檢測(cè)管126B Carbon dioxide CO2 0.01-0.7%

                      1. PERFORMANCE
                      1) Measuring range :0.03-0.7% 100-1,500 ppm
                      Number of pump strokes 1(100ml) 3(300ml)
                      2) Sampling time :5 minutes/1 pump stroke
                      3) Detectable limit :20 ppm(300mr)
                      4) Shelf life :2 years
                      5) Operating temperature :0~40℃
                      6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
                      7) Reading :Concentration chart method
                      8) Colour change :Purplish blue→Pale pink
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:10% RSD-mid:5% RSD-high:5%
                      3. CHEMICAL REACTION
                      By reacting with alkali, PH indicator is discoloured.
                      CO2+2NaOH→Na2CO3+H2O
                      4. CALIBRATION OF THE TUBE
                      STANDARD GAS CYLINDER METHOD
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      GAS To pump
                      Tube No.
                      126B CARBON DIOXIDE
                      60
                      Chart True Concentration (%)
                      Readings 0℃ 10℃ 20℃ 30℃ 40℃
                      (%) (32°F) (50°F) (68°F) (86°F) (104°F)
                      0.7 0.8 0.75 0.7 0.65 0.6
                      0.6 0.7 0.65 0.6 0.55 0.5
                      0.5 0.6 0.55 0.5 0.45 0.4
                      0.4 0.45 0.4 0.4 0.4 0.35
                      0.3 0.35 0.3 0.3 0.3 0.25
                      0.2 0.25 0.2 0.2 0.2 0.2
                      TEMPERATURE CORRECTION TABLE(3 pump strokes)
                      Chart True Concentration (ppm)
                      Readings 0℃ 10℃ 20℃ 30℃ 40℃
                      (ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
                      1,500 1,800 1,650 1,500 1,400 1,350
                      1,400 1,700 1,550 1,400 1,300 1,250
                      1,300 1,550 1,400 1,300 1,250 1,150
                      1,200 1,450 1,300 1,200 1,150 1,100
                      1,100 1,300 1,200 1,100 1,050 1,000
                      1,000 1,200 1,100 1,000 950 900
                      900 1,100 1,000 900 850 800
                      800 950 900 800 750 700
                      700 850 750 700 650 600
                      600 700 650 600 550 500
                      500 600 550 500 500 450
                      400 500 450 400 400 350
                      300 350 300 300 300 250
                      200 250 200 200 200 200
                      TEMPERATURE CORRECTION TABLE (1 pump stroke)
                      X?
                      X?
                      1,500?
                      1,200?
                      1,000?
                      800?
                      600?
                      400?
                      300?
                      200?
                      100?
                      0?
                      1,500?
                      1,200?
                      1,000?
                      800?
                      600?
                      400?
                      300?
                      200?
                      100?
                      0?
                      CARBON DIOXIDE?
                      LOW RANGE?
                      FOR 3 PUMP STROKES(300mR)?
                      ppm IN AIR CONCENTRATION
                      X?
                      X?
                      0.7?
                      0.6?
                      0.5?
                      0.4?
                      0.3?
                      0.2?
                      0.15?
                      0.1?
                      0.05?
                      0.03?
                      0?
                      0.7?
                      0.6?
                      0.5?
                      0.4?
                      0.3?
                      0.2?
                      0.15?
                      0.1?
                      0.05?
                      0.03?
                      0?
                      CARBON DIOXIDE?
                      LOW RANGE?
                      FOR 1 PUMP STROKE(100mR)?
                      PER CENT. IN AIR CONCENTRATION
                      Substance ppm Interference ppm Coexistence
                      Chlorine 20 Pale yellowish blue stain is produced.
                      Sulphur dioxide 100 〃〃
                      Hydrogen cyanide The accuracy of readings not affected. 〃
                      Hydrogen sulphide 〃〃
                      Nitrogen dioxide 30 Pale yellowish blue stain is produced. 〃
                      When CO2 comcentration is more than 300 ppm,
                      the accuracy of readings is not affected.
                      www.r-biopharm.com.cn
                      www.r-biopharm.com.cn

                      韩国三级大全久久网站_色噜噜一区二区三区_高清欧美性猛交xxxx黑人猛_激情五月开心婷婷_来一水AV@lysav
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