产品详情
简单介绍：
丙烯CH2=CHCH3气体检测管185S
丙烯CH2=CHCH3气体检测管185S,丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm,日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管
详情介绍：
丙烯CH2=CHCH3气体检测管185S
丙烯CH2=CHCH3气体检测管185S,丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm,日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管。气体快速分析法 ” 北川 ” 的历史就是日本检测管的历史 。目前是世界上*大的检测管生产厂家，也是日本**家通过美国SEI的认证，欧盟的认证的检测管厂家。公司不仅有ISO9001:2000的认证，还获得了环境管理的ISO14001的认证。北川式手动气体采集器AP-20 备有采气完成指示计 , 可以清楚的判明采气是否完成 . • 有专门截留玻璃的截留槽 , 以防止检测管割尖时玻璃片飞溅 . • 有采气容积为 50 毫升和 100 毫升的两段式制动卡 . • 采气器极为小巧 , 并有便于携带的皮具包 。
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