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                      首頁>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>146S光氣COCl2氣體檢測(cè)管146S PHOSGENE 0.1-20ppm

                      光氣COCl2氣體檢測(cè)管146S PHOSGENE 0.1-20ppm

                      簡(jiǎn)要描述:

                      光氣COCl2氣體檢測(cè)管146S PHOSGENE 0.1-20ppm,氣體檢測(cè)技術(shù)只需使用檢測(cè)管和采集器就可對(duì)氣體進(jìn)行檢測(cè)。操作簡(jiǎn)單,極易掌握,有著廣泛的應(yīng)用,可以在很多領(lǐng)域發(fā)揮作用。其中包括:重工業(yè):鋼鐵、造船、汽車、造紙等,制造業(yè):食品、家電、半導(dǎo)體等,石化業(yè):化學(xué)工業(yè)、石油精煉等,能源領(lǐng)域:天然氣、電力等,工程施工現(xiàn)場(chǎng):下水道、燃?xì)夤こ獭⒔ㄔO(shè)工地等,科研:研究室、實(shí)驗(yàn)室等,交通:電車、飛機(jī)、船舶、公共汽車或長(zhǎng)途車等,醫(yī)療機(jī)構(gòu):醫(yī)院、診療所、保健所等,事務(wù)所:辦公室、會(huì)議室、大廳、演藝室等

                      更新時(shí)間:2024-12-26

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                      光氣COCl2氣體檢測(cè)管146S PHOSGENE 0.1-20ppm

                      光氣COCl2氣體檢測(cè)管146S PHOSGENE 0.1-20ppm

                      Tube 46S
                      1. PERFORMANCE
                      1) Measuring range :0.5-20 ppm 0.1-0.5 ppm
                      Number of pump strokes 1(100ml) 5(500ml)
                      2) Sampling time :1 minute/1 pump stroke
                      3) Detectable limit :0.05 ppm(500ml)
                      4) Shelf life :1 year (Necessary to store in a refrigerated place ; 0~10℃)
                      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 :White→Red
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:15% RSD-mid.:10% RSD-high:5%
                      3. CHEMICAL REACTION
                      By reacting with Nitro-benzyl pyridine, urea derivative is produced.
                      This urea derivative reacts with Benzyl aniline and dyestuff is produced.
                      4. CALIBRATION OF THE TUBE
                      COLOURIMETRY METHOD
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      20.0
                      15.0
                      10.0
                      5.0
                      3.0
                      1.0
                      0.5
                      ppm
                      100ml
                      GAS To pump
                      DEHUMIDIFIER
                      (White)
                      146S PHOSGENE
                      0
                      10
                      5
                      Nitrogen dioxide〔ppm〕?
                      FIG.1 Influence of Nitrogen dioxide
                      Phosgene indicating value 〔ppm〕
                      10 20 30
                      Substance Interference ppm Coexistence
                      Nitrogen dioxide Yellow stain is produced. 100 Yellow stain is produced and higher
                      FIG.1 readings are given.
                      Chlorine 5 Discolouration is faded from the gas
                      inlet edge.
                      Hydrogen chloride 10 〃
                      Sulphur dioxide 0.2% 〃
                      (NOTE)
                      When the concentration is below 0.5 ppm, 5 pump strokes can be used to determine the lower concentration.
                      Following formula is available for the actual concentration.
                      Actual concentration=1/5×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)
                      20 13.5 17.0 20.0 21.8 23.0
                      15 10.5 12.8 15.0 16.5 17.5
                      10 7.0 8.6 10.0 11.0 11.8
                      5 3.5 4.3 5.0 5.5 5.8
                      3 3.0 3.0 3.0 3.0 3.0

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