无码欧美xxxxx在线观看裸,麻豆影视在线直播视频,久久夜色精品国产亚洲av动态图,色欲av午夜一区二区三区

產(chǎn)品列表PRODUCTS LIST

首頁(yè)>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:2025-01-15

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

国产精品一亚洲av日韩av欧| 晚秋影院手机在线观看免费| 国产av无码国产av毛片| 国产又粗又猛又爽又黄的a片小说| 成人做爰视频www| 浪荡艳妇爆乳jufd汗だく肉感| 特黄a级毛片免费视频| 国产精品一区二区久久乐下载 | 无人在线观看免费高清视频| 色欲av精品人妻一区二区三区| 午夜精品久久久久久毛片| 娇妻系列交换27部多p在线观看| 国产强伦姧在线观看| 青娱乐极品盛宴| 日本夜爽爽一区二区三区| 一本狠狠色丁香婷婷综合久久| 成人精品视频一区二区三区尤物 | 久久久久久久久久久鸭| 国产无套内谢普通话对白| 最近免费中文字幕大全免费版视频 | 亚洲色偷偷综合亚洲av伊人| 久久久久人妻精品区一三寸| 韩国三级大全久久网站| 中文亚洲av片不卡在线观看 | 丰满人妻一区二区三区免费视频| 亚洲色大成网站www永久| 久久久精品午夜免费不卡| 色欲av精品人妻一区二区三区| 成人欧美一区二区三区在线| 国产精品天干天干在线播放 | 国产精品毛片一区二区三区| 国产精品久久777777| 亚洲精品无码高潮喷水a片软| 国产成人久久一区二区不卡三区| 国产小受呻吟av视频在线观看 | 亚洲成AV人在线观看网站| 成人无遮挡18禁免费视频| 99999久久久久久亚洲| 99精品国产99久久久久久97 | 久久精品AⅤ无码中文字字| 亚洲AV无码精品色午夜果冻不|