国产成人av无码永久免费一线天,热热色国产无码,久久精品国产亚洲av精东,小黄片无码在线观看视频

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管>氣體快速檢測管>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

簡要描述:

乙硫醇C2H5SH氣體檢知管165SA ETHYL MERCAPTAN 1-160ppm,檢測范圍: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:2025-08-27

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

日本人妻熟妇久久久久久| 五月天中文字幕一区二区| 国产三级视频在线观看网站| 日本成人精品一区二区三区| 亚洲精品无码色午夜色爱| 久久精品无码人妻A级毛片| 日韩精品在线视频第三页| 伊人国产一区久久久久久| 成人午夜色视频| 亚洲av少妇高潮24p| 亚洲午夜顶级嘿嘿嘿影院| 在教室轮流澡到高潮H强圩电影| 精品国产成人国产在线视| 欧美日韩在线视频一区| 久久97久国产精品黄毛片| 午夜无码一区二区电影网| 亚洲女人视在线| 国产精品天干天干在线下载| 东京热中文字幕精品二区| 久久久久成人片免费观看| 久久国产精品免费看小草| 成人欧美s视频在线观看| 黄页视频在线观看免费版| 欧美成人一区二区三区高清| 亚洲aaaaaa在线视频| 国产情侣色综合久久有码| 日本中文字幕在线不卡视频| 久久精品国产99国产精品| 日本欧美日韩亚洲综合区| 成年轻人电影免费20岁| 久99精品视频在线视频| 亚洲成人影院一区二区三区| 日本一区二区三区高清视频| 欧美片中文字幕一区二区| 久久久又粗又硬又猛又爽| 国产91色一区二区三区| 久久久久久一区二区三区| 洲va久久久噜噜噜久久| 国产在线视频区| 亚洲精品欧美日韩免费专区| 日韩在线第二页|