激情五月综合色婷婷一区二区,亚州AV色倩片在线观看,国产精品亚洲二区三区在看,国产精品无码v在线观看

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:2025-07-09

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

婷婷综合缴情亚洲五月伊| 最新逼刚被操过无码视频| 国产精品久久久久精品三级| 日本一区二区三区麻烦视频| 国产精品一区二区三区免费| 亚洲国产成人久久综合碰碰| 抽插 逼逼 高清 无码| 久久久久久久久久精品亚洲| 在线午夜福利网| 一区二区三区四区精品99| 少妇久久高潮喷水18禁| 色男人天堂亚洲男人天堂| 亚洲av无码国产精品久久不卡| 性爱天天日天天干天天操| 国产精品久久久久久吹潮| 精品无码欧美一区二区三区不卡 | 免费一级欧美大片久久网| 国产精品一区二区久久久| 大鸡巴猛插小穴在线观看| 亚洲男人的av电影天堂| 国产成人精品一区二区三区视频| 国产欧美一级二区在线观看| 精品色老头老太国产精品| 午夜国模福利视频免费二| 任你躁欧美一级在线精品| 91久久久久黄色片一级片| 国产99精品成人午夜在线| 99er这里只有视频精品| 亚洲国产精品社区AV片| 国产成人丝袜网站在线看| 精品久久久久久久免费人妻| 欧美精品videosex性欧美| 国产 玖玖 视频 一区| 精品国产日韩欧美一区二区| 亚洲天堂V一区无码免费| 国产午夜福利小视频导航| 国产情侣一区二区| 老色鬼在线视频最新精品| 色综合亚洲精品激情狠狠| 熟女视频一区二区三区国产| av日韩一区二区三区成人|