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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>113SB异丁烷(CH3)3CH气体检测管113SB ISOBUTANE 50-1200ppm

异丁烷(CH3)3CH气体检测管113SB ISOBUTANE 50-1200ppm

简要描述:

异丁烷(CH3)3CH气体检测管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:主要表现为头痛、头晕、嗜睡、恶心、酒醉状态,严重者可出现昏迷。慢性影响:出现头痛、头晕、睡眠不佳、易疲倦。

更新时间:2017-07-12

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异丁烷(CH3)3CH气体检测管113SB ISOBUTANE 50-1200ppm

异丁烷(CH3)3CH气体检测管113SB ISOBUTANE 50-1200ppm

Tube No.113SB
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)�
No.113SB 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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