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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：2024-04-17
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醋酸异丁酯CH3CO2CH2CH（CH3）2气体检测管139SB ISOBUTYL ACETATE 0.01-1.4%
Tube 39SB
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（％）�
39SB 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
上一篇：113SB异丁烷（CH3）3CH气体检测管113SB ISOBUTANE 50-1200ppm
下一篇：153U乙酸异丁酯气体检测管153U ISOBUTYL ACETATE 10-400ppm
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