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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>175SH氮氧化物NO+NO2氣體檢測管175SH NITROGEN OXIDES 100-2500ppm

                      氮氧化物NO+NO2氣體檢測管175SH NITROGEN OXIDES 100-2500ppm

                      簡要描述:

                      氮氧化物NO+NO2氣體檢測管175SH NITROGEN OXIDES 100-2500ppm,一氧化碳檢測管,苯檢測管,甲苯檢測管,二甲苯檢測管,氮氧化物檢測管,二氧化硫檢測管,二氧化碳檢測管,氧氣檢測管,氫氣檢測管,氟化氫檢測管,甲醇檢測管,乙醇檢測管,丙酮檢測管,丁酮檢測管,氯苯檢測管,氯乙稀檢測管,三氯乙稀檢測管,二硫化碳測毒管

                      更新時間:2024-12-26

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                      氮氧化物NO+NO2氣體檢測管175SH NITROGEN OXIDES 100-2500ppm

                      氮氧化物NO+NO2氣體檢測管175SH NITROGEN OXIDES 100-2500ppm

                      Tube 75SH NITROGEN OXIDES
                      1. PERFORMANCE
                      1) Measuring range :100-2,500 ppm
                      Number of pump strokes 1(100ml)
                      2) Sampling time :1 minute/1 pump stroke
                      3) Detectable limit :10 ppm
                      4) Shelf life :1 year
                      5) Operating temperature :5~45℃
                      6) Reading :Direct reading from the scale calibrated by 1 pump stroke
                      7) Colour change :White→Green
                      2. RELATIVE STANDARD DEVIATION
                      RSD-low:10% RSD-mid.:10% RSD-high:10%
                      3. CHEMICAL REACTION
                      NO ; By reacting with an Oxidizer, NO2 is produced.
                      NO+CrO3+H2SO4→NO2
                      NO2+(C6H5)2NH→(C6H5)2NNO
                      NO2 ; By reacting with Diphenylamine ,N- Nitroso-diphylamine is produced.
                      NO2+(C6H5)2NH→(C6H5)2NNO
                      4. CALIBRATION OF THE TUBE
                      NO ; STANDARD GAS CYLINDER METHOD
                      NO2 ; PERMEATION TUBE METHOD
                      5. INTERFERENCE AND CROSS SENSITIVITY
                      100
                      200
                      300
                      400
                      600
                      800
                      1000
                      1500
                      2000
                      2500
                      ppm
                      100ml
                      GAS To pump
                      PRETREAT REAGENT
                      (Reddish brown)
                      Substance Interference ppm Coexistence
                      Hydrogen chloride Tchhaen bgoetdto tmo Dofa drkis bclouleo.ured layer is 500 Higher readings are given.
                      Sulphur dioxide The accurecy of reading is not
                      affected.
                      (NOTE)
                      When the concentration of Nitrogen oxides is high(over 2,000 ppm)in the measuring range, a green ring may
                      occur in the discoloured layer or double-stained layer may occur. The total stain length should be read, even if
                      the stained layer gets multi-colour discolouration.

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