韩漫画免费在线观看入口,国产精品欧美久久久久久久,99欧美精品一区二区三区,日韩欧激情一区二区三区

產(chǎn)品列表PRODUCTS LIST

首頁>產(chǎn)品中心>日本光明北川式氣體檢測(cè)管>氣體快速檢測(cè)管>165SA乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm

乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm

簡(jiǎn)要描述:

乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm,檢測(cè)范圍:苯:20-400mg/m3,丙酮:40-5000ppm,二甲苯:50-1000,丁酮:0.05-5%,甲苯:50-1000 mg/m3,磷化氫:10-200mg/m3,二氧化氮:20-1000 ppm,三氯乙烯:5-300 ppm,氰化氫:0.5-100 ppm,氯乙烯:5-500ppm,硫醇:0.5-10 ppm,二氧化氯:1-20 ppm,溴甲烷:3-100 ppm,臭氧:2-50ppm

更新時(shí)間:2025-07-02

在線留言
乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm

乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm

Tube 65SA
1. PERFORMANCE
1) Measuring range :4-160 ppm 2-80 ppm 1-40 ppm
Number of pump strokes :1(100ml) 2(200ml) 4(400ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.2 ppm(200ml)
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 2 pump strokes
8) Colour change :White→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
Ethyl mercaptan reacts with Palladium sulphate.
C2H5SH+PdSO4→(C2H5S)2Pd+H2SO4
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
80
70
60
50
40
30
20
10
5 2
200ml
ppm
(White)
H2S REMOVER * * H2S remover is effective up to 40 ppm H2S
165SA ETHYL 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 Pale brown stain is produced
Methyl mercaptan Reddish yellow stain is produced.
Methyl sulphide 1 Lower readings are given.
Nitrogen dioxide 1 〃
Chlorine 0.2 〃
(NOTE)
1)Max. 40 ppm of Hydrogen sulphide is eliminated by pretreat reagent.
2)In case of 1 or 4 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20-40℃
(ppm) (32°F) (50°F) (68-104°F)
80 91 85 80
70 80 75 70
60 69 64 60
50 57 53 50
40 45 42 40
30 33 31 30
20 21 20 20
2
Number of strokes

亚洲色欲色欲大片www无码| 九九热播在线免费观看视频| 日本高清不卡一区二区爱片| 国产精品非洲四区五区六区| 日韩精品黄页视频在线观看| 狠狠夜色午夜久久综合热| 97国产精品视频观看一| 国产精品亚洲一区二区毛片| 好大好爽好想要被操视频| 国产视频久久这里只有精品| 天天操 天天干 天天日| 中文字幕久久久在线观看| 国产打屁股在线播放91| 国产精品国产专区国产三级| 人人妻熟妇中年乱子伦A| 国产欧美久久久一区二区| 亚洲国产欧美日韩第一页| 日韩精品20p| 老司机精品视频永久免费| 国产精品久久久久久天堂| 国产精品嫩草影院在线看| 国产亚洲欧美爽爽爽成人| 亚洲 精品 日韩 在线| 级少妇高潮大片在线观看| 久久精品亚洲一区二区三区 | 一区二区三区国产日韩欧美| 色哟哟精品中文字幕乱码| 欧美日韩在线精品一区二区| 2019中文字幕久久幕| av无码人妻中文字幕| 最新国产在线不卡小视频| 免费视频在线观看| 国产精品夜夜春夜夜爽久久小| 日韩av中午字幕在线观看| 国产精品情侣呻吟对白视频| 《肉体偿还》在线观看| 欧美中日韩精品精品推荐| 国产精品欧美久久久久久久| 青草青草久热这里只有精品| 日本高清不卡一区二区爱片| av无码精品一区二区三区宅噜噜 |