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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

                      產(chǎn)品列表PRODUCTS LIST

                      氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

                      簡要描述:

                      氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm,

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

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                      氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

                      氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

                      Tube 05SC
                      1. PERFORMANCE
                      1) Measuring range :10-260 ppm 5-130 ppm
                      Number of pump strokes 1(100mr) 2(200mr)
                      2) Sampling time :1 minute/1 pump stroke
                      3) Detectable limit :0.5 ppm(200mr)
                      4) Shelf life :3 years
                      5) Operating temperature :0~40℃
                      6) Reading :Direct reading from the scale calibrated by 1 pump stroke
                      7) Colour change :Pale purple→Pale Yellow
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:10% RSD-mid.:5% RSD-high:5%
                      3. CHEMICAL REACTION
                      By reacting with Phosphoric acid, PH indicator is discoloured.
                      2NH3+H3PO4→(NH4)2PO4
                      4. CALIBRATION OF THE TUBE
                      STANDARD GAS CYLINDER METHOD
                      5. INTERFERENCE AND CROSS SENSITIVITY
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                      100ml
                      ppm
                      GAS To pump
                      DEHUMIDIFIER
                      (White)
                      105SC AMMONIA
                      Substance Interference ppm Coexistence
                      Amines Similar stain is produced. Higher readings are given.
                      Sulphur dioxide NH3conc.×1/3 Lower readings are given.
                      Chlorine 2 〃
                      (NOTE)
                      In case of 2 strokes, the following equation is available for the actual concentration.
                      Actual concentration=1/2×Reading value.
                      www.r-biopharm.com.cn

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