亚洲清纯唯美综合伊人色,大香蕉中码手机在线视频,欧美老黄片在线免费播放,亚洲午夜av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

午夜福利1000集福利92| 精品亚洲第一区二区在线| 国产成人精品a有声小说| 欧美熟妇另类久久久精品| 一女被多男喷潮在线视频| 中文字幕精品久久天堂一区| 少妇激情αv一区二区三区| 久久久久久国产精品频道| 日本欧美高清一区二区三区| 国产精品天天夜夜app| 欧美高清一区二区xxx| 国在线产第一页| 不戴乳罩的邻居在线播放| 欧美久久久久久伦理影院| 狠狠做深爱婷婷综合一区| 久久亚洲AV成人无码| 欧美成人黑人硬在线观看| 国产精品视精品国产免费| 亚洲欧美一区二区三区视频| 久久久久 一区二区三区| 精品人伦一区二区三区蜜桃免费| 国产成人高清精品免费软件| 亚洲欧美日本| 亚洲国产午夜精品理论片无| 国产精品国产三级国产专用| 日本丰满少妇无码AⅤ波多| 日韩三极片免费在线观看| 久久中文字幕不卡一二区| 末成年娇小性色xxxxx| 中文字幕日韩乱码久久久| 日本邪恶之一区精品久久 | 邻居少妇张开双腿让我爽一夜| 国产寡妇xxxx猛交69| 亚洲精品无码高潮喷水在线| 荡乳尤物nph| 一级无码毛片免费看蜜桃| 亚洲女人的天堂天天视频| 午夜小电影| 日韩视频一区二区三区高清| 久久av高潮av无码av| 在线国产日韩欧美精品三级 |