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當(dāng)前位置:上海境宣實(shí)業(yè)有限公司>>日本光明北川式氣體檢測(cè)管>>氣體快速檢測(cè)管>> 192S環(huán)氧氯丙烷OCH2CHCH2Cl氣體檢測(cè)管192S EPICHLOROHYDRIN 5-50ppm

環(huán)氧氯丙烷OCH2CHCH2Cl氣體檢測(cè)管192S EPICHLOROHYDRIN 5-50ppm

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產(chǎn)品型號(hào)192S

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所  在  地上海市

更新時(shí)間:2025-05-27 13:43:15瀏覽次數(shù):1207次

聯(lián)系我時(shí),請(qǐng)告知來(lái)自 化工儀器網(wǎng)
環(huán)氧氯丙烷OCH2CHCH2Cl氣體檢測(cè)管192S EPICHLOROHYDRIN 5-50ppm,“SEI"認(rèn)證是什么?“安全設(shè)備學(xué)會(huì)Safety Equipment Institute(SEI)"—上Z為嚴(yán)格的認(rèn)證之一,由美國(guó)國(guó)家標(biāo)準(zhǔn)學(xué)會(huì)和工業(yè)安全設(shè)備聯(lián)合會(huì)American NationalStandardsInstitute/Industrial Safety Equipment Association(ANSI/ISEA)做出。2006年6月,SEI對(duì)21種氣體檢測(cè)管進(jìn)行了認(rèn)證

環(huán)氧氯丙烷OCH2CHCH2Cl氣體檢測(cè)管192S EPICHLOROHYDRIN 5-50ppm

Tube 92S
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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