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產(chǎn)品詳情
簡(jiǎn)單介紹:
氮氧化物NO+NO2氣體檢測(cè)管175SA
氮氧化物NO+NO2氣體檢測(cè)管175SA,氮氧化物NO+NO2氣體檢測(cè)管175SA NITROGEN OXIDES 20-250ppm,日本光明理化工業(yè)株式會(huì)社從1947年開始,在氣體分析領(lǐng)域開拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測(cè)管。
詳情介紹:
氮氧化物NO+NO2氣體檢測(cè)管175SA
氮氧化物NO+NO2氣體檢測(cè)管175SA,氮氧化物NO+NO2氣體檢測(cè)管175SA NITROGEN OXIDES 20-250ppm,日本光明理化工業(yè)株式會(huì)社從1947年開始,在氣體分析領(lǐng)域開拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測(cè)管。氣體快速分析法 ” 北川 ” 的歷史就是日本檢測(cè)管的歷史 。目前是世界上*大的檢測(cè)管生產(chǎn)廠家,也是日本**家通過美國(guó)SEI的認(rèn)證,歐盟的認(rèn)證的檢測(cè)管廠家。公司不僅有ISO9001:2000的認(rèn)證,還獲得了環(huán)境管理的ISO14001的認(rèn)證。北川式手動(dòng)氣體采集器AP-20 備有采氣完成指示計(jì) , 可以清楚的判明采氣是否完成 . • 有專門截留玻璃的截留槽 , 以防止檢測(cè)管割尖時(shí)玻璃片飛濺 . • 有采氣容積為 50 毫升和 100 毫升的兩段式制動(dòng)卡 . • 采氣器極為小巧 , 并有便于攜帶的皮具包 。
Tube No.175SA
1. PERFORMANCE
1) Measuring range :20-250 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :2 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→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
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
20
40
60
80
100
150
200
250
ppm
100ml
GAS To pump
PRETREAT REAGENT
(Reddish brown)
175SA NITROGEN OXIDES
Substance ppm Interference ppm Coexistence
Over 600 Dark blue stain is produced.
Hydrogen chloride Over 1,000 Brownish red/Yellow/Dark blue Lower readings are given.
stain is produced.
Sulphur dioxide 100 〃
1. PERFORMANCE
1) Measuring range :20-250 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :2 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→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
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
20
40
60
80
100
150
200
250
ppm
100ml
GAS To pump
PRETREAT REAGENT
(Reddish brown)
175SA NITROGEN OXIDES
Substance ppm Interference ppm Coexistence
Over 600 Dark blue stain is produced.
Hydrogen chloride Over 1,000 Brownish red/Yellow/Dark blue Lower readings are given.
stain is produced.
Sulphur dioxide 100 〃