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首頁>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>120SC硫化氫H2S氣體檢測管120SC HYDROGEN SULPHIDE 0.005-0.16%

硫化氫H2S氣體檢測管120SC HYDROGEN SULPHIDE 0.005-0.16%

簡要描述:

硫化氫H2S氣體檢測管120SC HYDROGEN SULPHIDE 0.005-0.16%,危險特性:易燃,與空氣混合能形成爆炸性混合物,遇明火、高熱能引起燃燒爆炸。與濃硝酸、發(fā)煙硫酸或其它強(qiáng)氧化劑劇烈反應(yīng),發(fā)生爆炸。氣體比空氣重,能在較低處擴(kuò)散到相當(dāng)遠(yuǎn)的地方,遇明火會引起回燃。呼吸系統(tǒng)防護(hù):空氣中濃度超標(biāo)時,佩帶過渡式防毒面具(半面罩)。緊急事態(tài)搶救或撤離時,建議佩帶氧氣呼吸器或空氣呼吸器。

更新時間:2025-01-15

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硫化氫H2S氣體檢測管120SC HYDROGEN SULPHIDE 0.005-0.16%

硫化氫H2S氣體檢測管120SC HYDROGEN SULPHIDE 0.005-0.16%

Tube 20SC
1. PERFORMANCE
1) Measuring range :0.005-0.16%
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :20 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale yellow→Dark blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Palladium sulphate and Ammonium molybdate, Palladium sulphate is produced.
H2S+PdSO4+(NH4)2MoO4→PdS
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.03
0.02
0.01
0.005
100ml
%
????
120SC HYDROGEN SULPHIDE
Substance Interference ppm Coexistence
Carbon monoxide 10 Blue stain is produced and higher readings
are given.
Ethylene 5 Higher readings are given.
Propylene 5 〃
Butylene 5 〃
Acetylene 5 〃
Methyl mercaptan 5 〃
Hydrogen cyanide White stain is produced and the discolouration
by Hydrogen sulphide is interfered.
Ammonia 〃
If there is coexistence of Sulphur dioxide less than 6%, 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)
0.16 0.14 0.15 0.16 0.17 0.17
0.14 0.13 0.13 0.14 0.15 0.15
0.12 0.11 0.12 0.12 0.13 0.13
0.10 0.09 0.10 0.10 0.10 0.11
0.08 0.07 0.08 0.08 0.08 0.09
0.06 0.05 0.06 0.06 0.06 0.07
0.04 0.04 0.04 0.04 0.04 0.04
0.03 0.03 0.03 0.03 0.03 0.03
0.02 0.02 0.02 0.02 0.02 0.02

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