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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>139SB醋酸异丁酯CH3CO2CH2CH(CH3)2气体检测管139SB ISOBUTYL ACETATE

醋酸异丁酯CH3CO2CH2CH(CH3)2气体检测管139SB ISOBUTYL ACETATE

简要描述:

醋酸异丁酯CH3CO2CH2CH(CH3)2气体检测管139SB ISOBUTYL ACETATE 0.01-1.4%,主要用作硝基漆和过氯乙烯漆的稀释剂,也可用作溶剂,还可作为塑料印花浆的稀释剂、制药行业的萃取剂等。便携式气体检测管醋酸异丁酯检测管(CH3CO2CH2CH(CH3)),便携式气体检测管醋酸异丁酯检测管(CH3CO2CH2CH(CH3)),便携式气体检测管醋酸异丁酯检测管(CH3CO2CH2CH(CH3))

更新时间:2017-07-08

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醋酸异丁酯CH3CO2CH2CH(CH3)2气体检测管139SB ISOBUTYL ACETATE

醋酸异丁酯CH3CO2CH2CH(CH3)2气体检测管139SB ISOBUTYL ACETATE 0.01-1.4%

Tube No.139SB
1. PERFORMANCE
1) Measuring range :0.01-1.4%
Number of pump strokes 2(200ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Graduations printed on the tube are calibrated by Methyl ethyl ketone at 2 pump
strokes and Propyl acetate concentration is determined by using a conversion chart.
7) Colour change :Orange→Brownish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Potassium dichromate is reduced.
CH3CO2(CH2)2CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
1.4
1.2
1.0
0.8
0.6
0.2
0.1
0.05
0.01
%
GAS To pump
139SB C PROPYL ACETATE
Substance Interference ppm Coexistence
Acetylene 3% Whole reagent is changed to Brown.
Propane 0.2% 〃
Other organic gases or vapours
except Halogenated hydrocar- Similar stain is produced. Higher readings are given.
bons
Propyl acetate(%)�
No.139SB Tube reading(%)�
(200ml)�
0.01
0.05
0.1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0.01
0.1
0.2
0.5
1.0
1.4

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