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乙硫醇C2H5SH氣體檢測管130U ETHYL MERCAPTAN 0.5-10ppm，有限空間氣體檢測箱可檢測：一氧化碳25-1000ppm，二氧化碳0.05-3%，硫化氫1-100ppm，二氧化硫0.0001-0.01%，氨氣0.0001-0.01%，苯20-400mg/m3，氮氧化物5-100mg/m3，汽油50-1000mg/m3，氯氣1-30mg/m3，氯化氫1-30mg/m3，有機(jī)氣體定性，無機(jī)氣體定性。
更新時(shí)間：2025-03-31
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乙硫醇C2H5SH氣體檢測管130U ETHYL MERCAPTAN 0.5-10ppm
Tube 30U
1. PERFORMANCE
1） Measuring range ：1-10 ppm 0.5-5 ppm
Number of pump strokes ：1/2（50ml） 1（100ml）
2） Sampling time ：1 minute/1 pump stroke
3） Detectable limit ：0.2 ppm（100mr）
4） Shelf life ：2 years
5） Operating temperature ：0～40℃
6） Reading ：Direct reading from the scale calibrated by Methyl mercaptan at 1 pump stroke
7） Colour change ：Pale yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low：10％ RSD-mid.：5％ RSD-high：5％
3. CHEMICAL REACTION
By reacting with Mercuric cholride, Hydrogen chloride is produced and PH indicator is discoloured.
C2H5SH＋HgCI2→RS（HgCI）＋HCI
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS ???? To pump
5
4
3
2
1
0.5
100ml
ppm
（White）
DEHUMIDIFIER
130U ETHYL MERCAPTAN
Substance Interference Coexistence
Arsine Similar stain is produced. Higher readings are given.
Hydrogen selenide 〃〃
Phosphine 〃〃
Hydrogen sulphide 〃
Hydrogen cyanide Whole reagent is changed to Red. 〃
Whole reagent is changed to
Sulphur dioxide Pale red, but Pink stain indicates
Mercaptans conc.
（NOTE）
In case of 1 / 2 pump strokes, following formula is available for the actual concentration.
Actual concentration＝2×Reading value
上一篇：190U乙烷纖維素溶劑醋酸鹽C2H5OC2H4OCOCH3 190U 5-150ppm
下一篇：165SA乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm
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