免费无码成人AV电影在线播放,精品露脸国产偷人在视频,国产成人免费视频,少妇高潮a片无套内谢麻豆传

產品列表PRODUCTS LIST

首頁>產品中心>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

更新時間:2025-11-19

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

亚洲一区二区三区香蕉| 精品欧美一区二区三区久久久| 无码人妻一区二区三区色欲av| 欧美人妻一区二区三区| 四虎国产精品永久地址| 歪歪漫画在线观看官网免费| 99精品欧美一区二区三区| 国产精品国产三级国产a| 古装三级三十部在线观看| 久久精品一区二区三区中文字幕| 欧美肥妇BWBWBWBXX| 国产精品亚洲一区二区无码 | 国产精品一区二区久久不卡| 国产办公室gv西装男| 国产亚洲成av人片在线观黄桃 | 97se亚洲国产综合在线| 亚洲精品久久久久一区二区三区| 伊人成色综合人夜夜久久| 久久久无码精品亚洲日韩蜜臀浪潮| 女的被弄到高潮娇喘喷水视频| 日产精品码2码三码四码区别| 亚洲国产AV精品| 国产精品无码一区二区在线观一 | 亚洲国产精品无码久久久| 国偷自产AV一区二区三区| 狼人无码精华av午夜精品| 曰批免费视频播放免费| 最近中文字幕完整版免费视频| 日本吃奶人妻理论片| 国产乱妇无乱码大黄aa片| 韩国理伦三级做爰观看玩物| 国产网红女主播精品视频| 老湿机香蕉久久久久久| 各种少妇正面着bbw撒尿视频| 好爽…又高潮了免费毛片| 精品国产黑色丝袜高跟鞋| 久久午夜伦鲁片免费无码| 又粗又大又硬毛片免费看| 亚洲欧美综合精品成人网站| 夜夜精品无码一区二区三区| 白嫩少妇激情无码|