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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>192S环氧氯丙烷OCH2CHCH2Cl气体检测管192S EPICHLOROHYDRIN 5-50ppm

环氧氯丙烷OCH2CHCH2Cl气体检测管192S EPICHLOROHYDRIN 5-50ppm

简要描述:

环氧氯丙烷OCH2CHCH2Cl气体检测管192S EPICHLOROHYDRIN 5-50ppm,“SEI"认证是什么?“安全设备学会Safety Equipment Institute(SEI)"—国际上Z为严格的认证之一,由美国国家标准学会和工业安全设备联合会American NationalStandardsInstitute/Industrial Safety Equipment Association(ANSI/ISEA)做出。2006年6月,SEI对21种气体检测管进行了认证

更新时间:2018-01-28

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环氧氯丙烷OCH2CHCH2Cl气体检测管192S EPICHLOROHYDRIN 5-50ppm

环氧氯丙烷OCH2CHCH2Cl气体检测管192S EPICHLOROHYDRIN 5-50ppm

Tube No.192S
1. PERFORMANCE
1) Measuring range :5-50 ppm
Number of pump strokes 3(300ml)
2) Sampling time :2 minutes/3 pump strokes
3) Detectable limit :1 ppm
4) Shelf life :1 year
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hyrogen chloride is produced and PH indicator is discoloured.
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
􀀀􀀀􀀀􀀀􀀀􀀀
GAS 􀀀􀀀 To pump
DETECTOR TUBE
(Orange)
PRETREAT TUBE
50
40
30
20
10
5
ppm
300ml
192S EPICHLOROHYDRIN
CH2CHCH2Cl+CrO3+H2SO4→HCl
O
Substance Interference Coexistence
Halogenated hydrocarbons Similar stain is produced. Higher readings are given.
FIG.1
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15℃ 20℃ 30℃ 40℃
(ppm) (32°F) (41°F) (50°F) (59°F) (68°F) (86°F) (104°F)
50 - - 70 60 50 42 37
40 - - 57 47 40 34 30
30 - 61 42 35 30 25 23
20 80 39 29 24 20 17 15
10 33 19 15 12 10 9 8
5 15 10 8 6 5 5 4
0
30
40
50
60
20
10
Trichlorocthylene〔ppm〕�
FIG.1 Influence of Trichlorocthylene
Epichlorohydrin indicating value 〔ppm〕
50 100 150 200 250
Coexistence
Interference

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