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首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>113SB異丁烯(CH3)2C=CH2氣體檢測管113SB ISOBUTYLENE 0.03-2.0%

異丁烯(CH3)2C=CH2氣體檢測管113SB ISOBUTYLENE 0.03-2.0%

簡(jiǎn)要描述:

異丁烯(CH3)2C=CH2氣體檢測管113SB ISOBUTYLENE 0.03-2.0%,中文名稱(chēng)2:2-甲基丙烯,健康危害: 主要作用是窒息、弱麻醉和弱刺激。急性中毒:出現粘膜刺激癥狀、嗜睡、血壓稍升高,有時(shí)脈速。高濃度中毒可引起昏迷。慢性影響:長(cháng)期接觸異丁烯,工人有頭痛、頭暈、嗜睡或失眠、易興奮、易疲倦、全身乏力、記憶力減退。有時(shí)有粘膜刺激癥狀。環(huán)境危害: 對環(huán)境有危害,對水體、土壤和大氣可造成污染。

更新時(shí)間:2024-07-14

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異丁烯(CH3)2C=CH2氣體檢測管113SB ISOBUTYLENE 0.03-2.0%

異丁烯(CH3)2C=CH2氣體檢測管113SB ISOBUTYLENE 0.03-2.0%

Tube 13SB
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 :0~40℃
6) Reading :Graduations printed on the tube are calibrated by Hexane at 1 pump stroke
and Pentane concentration is determined by using a conversion chart.
7) Colour change :Orange→Yellowish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
CH3(CH2)3CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
250
400
600
800
1000
1200
1400
100
50
ppm
GAS To pump
113SB C PENTANE
0
500
Benzene〔ppm〕?
FIG.1 Influence of Benzene
Pentane indicating value 〔ppm〕
50 100 0
500
Toluene〔ppm〕?
FIG.2 Influence of Toluene
Pentane indicating value 〔ppm〕
50 100 150
Pentane concentration(ppm)?
13SB Tube reading(ppm)?
(100mR)?
50
100
200
400
600
800
1000
1200
1400
50
100
200
400
600
800
1000
Substance Interference ppm Coexistence
Alcohols Similar stain is produced. 6% Higher readings are given.
Ketones 〃〃〃
Esters 〃〃〃
Aromatic hydrocarbons 〃The bottom of the discoloured layer is stain-
FIG.1,2 ed to Black and higher readings are given.
Paraffin (morefi nth Haynd Cro3)carbons 〃Higher readings are given.

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