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

西川唯久久久久久久综合| 亚洲国产日韩欧美高清片| 狂野殴美激情性BBBBBB| 欧美福利视频一区二区三区| 欧洲站特大码胖MM潮流女装| 把腿张开开被添死去活来| 约附近学生100元3小时| 护士猛少妇色xxxxx猛叫| 你懂的电影| 亚洲成av人片在线观看无码麻豆| 国产高清自产拍AV在线| 亚洲综合久久精品少妇av| 亚洲中文字幕一区二区乱码| 攵女h上下耸动| 女性湿锐疣初期图片| 日韩电影在线一本二本三本| 在线免费看毛片| 国产av被c呻吟双腿视频| 亚洲大尺度在线观看视频| 帝台娇宠鸾帐欢:公主多妩媚| 疯狂刺激的3p国产在线| 亚洲天堂一区二区在线看| 欧美亚洲国产日韩在线观看| 狠狠躁夜夜躁人人爽碰AV| 欲香欲色天天天综合和网| 日本私人影院一区二区三区| 亚洲日韩视频高清在线观看| 亚洲精品无码永久在线观看你懂的 | 麻豆国产区精品系列在线| 欧美性野久久久久久久久| 成人18禁高潮啪啪吃奶的漫画| 日本潮水rapper超多| 日本岽京热一区二区三区| 亚洲一久久久久久久久| 老司机久久精品最新免费| 在线操美女视频| 久久青春草国产盛宴综合| 黄金网站在线进入| 手机在线看片| 麻豆精品成人免费国产片| 中文字幕无码人|