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>134SA三氯乙烯Cl2C=CHCl氣體檢測管134SA TRICHLOROETHYLENE 5-300ppm

三氯乙烯Cl2C=CHCl氣體檢測管134SA TRICHLOROETHYLENE 5-300ppm

簡要描述:

三氯乙烯Cl2C=CHCl氣體檢測管134SA TRICHLOROETHYLENE 5-300ppm,健康危害: 本品有刺激和麻醉作用。吸入急性中毒者有上呼吸道刺激癥狀、流淚、流涎。隨之出現頭暈、頭痛、惡心、運動失調及酒醉樣癥狀。出現頭暈、頭痛、倦睡、惡心、嘔吐、腹痛、視力模糊、四肢麻木,甚至出現興奮不安、抽搐乃至昏迷,可致死。慢性影響:有乏力、眩暈、惡心、酩酊感等??捎懈螕p害。皮膚反復接觸,可致皮炎和濕疹。

更新時間:2025-08-12

在線留言
三氯乙烯Cl2C=CHCl氣體檢測管134SA TRICHLOROETHYLENE 5-300ppm

三氯乙烯Cl2C=CHCl氣體檢測管134SA TRICHLOROETHYLENE 5-300ppm

1. PERFORMANCE
1) Measuring range :10-300 ppm 5-150 ppm
Number of pump strokes 1/2(50ml) 1(100ml)
2) Sampling time :2 minutes/1 pump stroke
3) Detectable limit :1 ppm(100ml)
4) Shelf life :2 years(Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellow→Red
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTI0N
By decomposing with an Oxidizer, Hydrogen chloride is produced and PH indicator is discoloured.
CI2C=CHCI+PbO2+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
150
100
50
30
20
10
5
ppm
PRETREAT REAGENT
(Grey)
Tube No.
134SA TRICHLOROETHYLENE
(NOTE)
In case of 1 / 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Temperature corrected value
Substance Interference Coexistence
Vinyl chloride FIG.2 Similar stain is produced. Higher readings are given.
Hydrogen chloride 〃〃
1,2-Dichloroethylene 〃〃
Tetrachloroethylene 〃〃
Chlorine FIG.1 Pale red stain is produced.
0
200
100
Chlorine〔ppm〕?
FIG.1 Influence of Chlorine
Trichloroethylene indicating value 〔ppm〕
50 100
Coexistence
Interference
0
200
100
Vinyl chloride〔ppm〕?
FIG.2 Influence of Vinyl chloride
Trichloroethylene indicating value 〔ppm〕
200 400
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
150 - 162 150 144 142
100 120 108 100 96 94
50 58 53 50 48 46
30 34 32 30 29 28
20 20 20 20 20 20

人妻久久久久av免费看| 是国产爆乳精品合集在线| 欧美 日韩 一区 二区| 久久久久久久精品免费观看| 亚洲免费天堂| 男女嗯嗯的视频在线观看| 亚洲日本va中文字幕无码| 天堂中文最新版在线中文| 欧美精品无码一区二区三区| 国产亚洲sss在线观看| 欧美精品成人V高清视频| 欧美 日韩 在线 综合| 国产精品天干天干在线播放| 亚洲av无码乱码国产精品久久| 亚洲字字幕在线中文乱码| 老女老肥熟国产在线视频| 久久精品国产99国产精品| 久久99国产精品二区不卡| 午夜精品亚洲一区二区三区| 日韩欧美中文字幕电影在线| 国产精品一区二区黄色片| 中文字幕乱码亚洲中在线| 国产精品久久久久亚洲影视| 亚洲色婷婷五月综合在线| aaa毛片手机在线现看| 久久久亚洲av日韩人妻| 国产自拍三级视频在线观看 | 久久久久久久黄少妇毛片| 全部精品孕妇色视频在线| 久久久久久久久久九月天| 亚洲av无码之国产精品| 中文在线а天堂中文在线新版| 黄色视频一区二区,三区| 999这里只有精品国产| 久久av喷潮久久av高| 黄色av一级在线免费观看| 亚洲卡通动漫中文字幕区| 大香蕉一区二区精品在线| 日韩精品无码免费专区天 | 色哟哟网站在线观看| 日本黄色一区二区三区四区|