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產(chǎn)品詳情
簡(jiǎn)單介紹:
丙烯CH2=CHCH3氣體檢測(cè)管185S
丙烯CH2=CHCH3氣體檢測(cè)管185S,丙烯CH2=CHCH3氣體檢測(cè)管185S PROPYLENE 50-1000ppm,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:
丙烯CH2=CHCH3氣體檢測(cè)管185S
丙烯CH2=CHCH3氣體檢測(cè)管185S,丙烯CH2=CHCH3氣體檢測(cè)管185S PROPYLENE 50-1000ppm,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(guò)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.185S
1. PERFORMANCE
1) Measuring range :50-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellow→Dark blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Molybdate is reduced and molybdeum blue is produced.
CH3CH=CH2+PdSO4+(NH4)2MoO4→Mo3O8
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
1000
900
800
700
600
500
400
300
200
100
50
ppm
GAS To pump
DEHUMIDIFIER
(White)
185S PROPYLENE
Substance ppm Interference ppm Coexistence
Carbon monoxide 45 Similar stain is produced. 200 Higher readings are given.
Acetylene Brown stain is produced. 50 〃
Ethyene Similar stain is produced. 〃
Hydrogen sulphide 10 Black stain is produced. 50 Double-layer stain is produced
and higher readings are given.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
1,000 870 1,000 - -
800 760 800 900 1,000
600 540 600 660 720
400 380 400 420 440
200 200 200 200 200
1. PERFORMANCE
1) Measuring range :50-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellow→Dark blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Molybdate is reduced and molybdeum blue is produced.
CH3CH=CH2+PdSO4+(NH4)2MoO4→Mo3O8
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
1000
900
800
700
600
500
400
300
200
100
50
ppm
GAS To pump
DEHUMIDIFIER
(White)
185S PROPYLENE
Substance ppm Interference ppm Coexistence
Carbon monoxide 45 Similar stain is produced. 200 Higher readings are given.
Acetylene Brown stain is produced. 50 〃
Ethyene Similar stain is produced. 〃
Hydrogen sulphide 10 Black stain is produced. 50 Double-layer stain is produced
and higher readings are given.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
1,000 870 1,000 - -
800 760 800 900 1,000
600 540 600 660 720
400 380 400 420 440
200 200 200 200 200