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異丁烷(CH3)3CH氣體檢測管113SB ISOBUTANE 50-1200ppm，2-甲基丙烷 健康危害： 具有弱刺激和麻醉作用。急性中毒：主要表現為頭痛、頭暈、嗜睡、惡心、酒醉狀態(tài)，嚴重者可出現昏迷。慢性影響：出現頭痛、頭暈、睡眠不佳、易疲倦。
更新時(shí)間：2024-07-14
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異丁烷（CH3）3CH氣體檢測管113SB ISOBUTANE 50-1200ppm
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.
上一篇：117SB二氧化氮氣體檢測管117SB NITROGEN DIOXIDE 0.7-42ppm
下一篇：139SB醋酸異丁酯CH3CO2CH2CH（CH3）2氣體檢測管139SB ISOBUTYL ACETATE
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