国产精品久久久久久久久久久免费看|国精产品一区二区三区四区糖心|国产成人色视频一区二区三区|国产成人精品无码一区二区老年人

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:2025-03-31

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

日韩人妻熟女中文字幕| 国产伦理一区二区| 国产av一区二区三区丝袜| 色与欲影视天天看综合网| 妺妺窝人体色www聚色窝 | 91蜜桃视频在线观看| 曰韩少妇内射免费播放| 亚洲色婷婷久久精品av蜜桃久久 | 久久国产乱子伦免费精品 | 亚洲精品精华液一区| 亚洲日韩国产一区二区三区| 国产成人无码A区在线观| 亚洲av日韩综合一区在线观看| 日本中文字幕有码在线视频| 51国产偷自视频区视频| 狠狠色噜噜狠狠狠狠av不卡| 午夜福利理论片在线观看| 成人免费观看视频福利| 狠狠色噜噜狠狠狠狠97俺也去| 日本一区二区三区爆乳| 狠狠色综合久久久久尤物| 狠狠色综合7777久夜色撩人| 亚洲精品国产一区二区精华| 久久久久亚洲av成人网| 无码av免费毛片一区二区| 国内露脸少妇精品视频| 亚洲爆乳成av人在线视菜奈实 | 午夜福利视频合集1000| 18以下不能看的色禁网站| 少妇高潮潮喷到猛进猛出小说| xx性欧美肥妇精品久久久久久| 乱码午夜-极国产极内射| 亚洲欧美日韩久久一区二区 | 熟妇啊轻点灬大JI巴太粗| 成人免费区一区二区三区| 久久精品国产精品亚洲毛片| 亚洲精品少妇30p| 天海翼一区二区三区高清在线| 人与禽交av在线播放| 女人被狂躁到高潮视频免费网站| 国产精品综合色区在线|