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酒精(乙醇)C2H5OH氣體檢測管104SA ETHYL ALCOHOL(ETHANOL)0.05-5.0%,當被測氣體中含有硫化氫通過(guò)檢測管時(shí),與吸附在載體上的醋酸鉛產(chǎn)生棕褐色染色段,染色段長(cháng)度與硫化氫含量成正比例,測定不同氣體的檢測管其化學(xué)組成是不同的,檢測管的化學(xué)反應原理與常用的化學(xué)分析反應原理基本相同,檢測管法只是將化學(xué)分析中的所謂“液態(tài)反應"轉移到固體表面上進(jìn)行的。
更新時(shí)間:2024-07-14
在線(xiàn)留言酒精(乙醇)C2H5OH氣體檢測管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
上一篇:211U丙烯酸乙酯CH2=CHCO2C2H5氣體檢測管211U ETHYL ACRYLATE 5-60ppm
下一篇:227S乙基胺C2H5NH2氣體檢測管227S Ethyl amine 1-20ppm
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