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甲硫醇CH3SH气体检知管164SA METHYL MERCAPTAN 5-140ppm,日本光明理化检测管,创立于1947年,是日本气体检测管的创始人,气体检测管和AP-20检测仪一起使用可以检测400种气体,中国区现货供应www.yd666.com 中国地区*代理商,气体检测管,活性炭管,硅胶采样管,采气袋,吸收瓶,测尘滤膜等耗材,采集室內外大气环境及车间现场中的一氧化碳,二氧化硫,氮氧化物等有害气体的检测,同时生产系列型防爆个体,大气,尘毒呼吸性粉尘采样器
更新时间:2024-11-07
在线留言甲硫醇CH3SH气体检知管164SA METHYL MERCAPTAN 5-140ppm
Tube No.
1. PERFORMANCE
1) Measuring range :5-140 ppm
Number of pump strokes 1(100mr)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :1 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~20℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :White→Reddish yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
Methyl mercaptan reacts with Palladium sulphate.
CH3SH+PdSO4→(CH3S)2Pd+H2SO4
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
5
10
20
40
60
80
100
120
140
ppm
100ml
GAS To pump
H2SREMOVER
(White) H2S remover is effective up to 40 ppm H2S.
164SA METHYL MERCAPTAN
Substance ppm Interference ppm Coexistence
Carbon monoxide 150 Dark grey stain is produced.
Ethylene 200 〃
Hydrogen sulphide 40 Dark brown stain is produced.
Acetylene 20 〃
Ethyl mercaptan 1 Yellow stain is produced.
Methyl sulphide 1 Lower readings are given.
Chlorine 0.2 〃
(NOTE)
Max. 40 ppm Hydrogen sulphide is eliminated by pretreat reagent.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20-40℃
(ppm) (32°F) (50°F) (68-104°F)
140 164 149 140
120 140 128 120
100 118 107 100
80 94 85 80
60 70 63 60
40 45 41 40
20 21 21 20
10 10 10 10
上一篇:130U甲硫醇CH3SH气体检测管130U METHYL MERCAPTAN 0.5-10ppm
下一篇:164SH甲硫醇CH3SH毒气测试管164SH METHYL MERCAPTAN 50-1000ppm
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