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

蜜桃成熟时日本一区二区| 中文字幕日韩精品 一区| 99久久国产精品免费人妻| 色婷婷六月亚洲综合香蕉| 美女一区二区精品久久亚洲| 鲁啊鲁视频在线免费观看| 亚洲男人的天堂2020| 成年午夜精品久久久精品| 国产成年无码av片在线| 欧美爱爱校园春色亚洲色图| 日韩精品无码专区免费播放| 久久精品午夜一区二区福利| 国产大学生午夜视频网站| 十八禁午夜私人在线影院| 国产人妻精品一区二区三区不卡| 二十不惑最后一集在线观看| 久久综合九色综合久99| 国产精品久久久7777| 美女视频黄的免费的91| 中国久久久久久久久久久| 日韩精品中文字幕无码一区 | 国产精品成人啪精品视频| 黄色可以在线观看的网址| 毛在线观看国产2020| av日韩在线一区二区三区| 新的哥哥中文字幕一区二区| 4438亚洲最大色丁香| 亚洲欧美日韩av一区二区| 亚洲av啊啊啊在线观看| 国产精品av| 中文字幕无码成人免费视频| 国产精品一区二区av白丝| 欧美 日韩 亚洲 图片| 欧美日本A∨免费无久久| 久久老熟女一区二区福利| 久久久久久久女国产乱让韩| 高潮抽搐中文字幕在线看| 一区二区三区精华液| 国产电影一区二区8888| 亚洲综合精品推荐第一页| 国产电影一区二区8888|