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酒精(乙醇)C2H5OH气体检测管104SA ETHYL ALCOHOL(ETHANOL)0.05-5.0%,当被测气体中含有硫化氢通过检测管时,与吸附在载体上的醋酸铅产生棕褐色染色段,染色段长度与硫化氢含量成正比例,测定不同气体的检测管其化学组成是不同的,检测管的化学反应原理与常用的化学分析反应原理基本相同,检测管法只是将化学分析中的所谓“液态反应"转移到固体表面上进行的。
更新时间:2024-11-07
在线留言酒精(乙醇)C2H5OH气体检测管104SA ETHYL ALCOHOL(ETHANOL)0.05-5.0%
Tube 04SA
1. PERFORMANCE
1) Measuring range :0.05-5.0%
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :100 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellowish orange→Pale green(The top of discoloured lauer is Brown, but read
at the top Pale green.)
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
C2H5OH+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
5.0
4.0
3.0
2.0
1.0
0.5
0.1
0.05
%
DEHUMIDIFIER
(White)
104SA
ETHYL ALCOHOL
(ETHANOL)
Substance Interference Coexistence
Paraffin hydrocarbons
(over C3) Similar stain is produced. Higher reading are given.
Alcohols 〃〃
Esters 〃〃
Ketones 〃〃
Aromatic hydrocarbons 〃〃
If the top of discolouration by
Halogenated hydrocarbons Pale brown stain is produced. Ethanol can be obtained, the
accuracy of readings is not
affected.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (%)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
5.0 - - 5.0 3.9 3.2
4.0 - - 4.0 3.2 2.6
3.0 - - 3.0 2.4 2.0
2.0 - - 2.0 1.6 1.3
1.0 - 1.9 1.0 0.8 0.7
0.5 - 0.8 0.5 0.4 0.3
0.3 0.9 0.4 0.3 0.3 0.2
0.1 0.1 0.1 0.1 0.1 0.1
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