丰满岳乱妇在线观看中字无码,漂亮的保姆5在线观看中文,把我绑在床头上夹奶头视频,免费人做人爱完整版视频

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>180S二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

簡要描述:

180S DICHLOROMETHANE 二氯甲烷CH2Cl2氣體檢測管 Dichloromethane 10-1000ppm, 總代理銷售日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管,提供日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管介紹,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管應(yīng)用,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管價格,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管說明書,日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管售后服務(wù),日本光明理化學(xué)工業(yè)株式會社北川式氣體檢測管中國總代理

更新時間:2025-01-15

在線留言
二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

二氯甲烷CH2Cl2氣體檢測管180S Dichloromethane 10-1000ppm

Tube No.
180S
1. PERFORMANCE
1) Measuring range :30-1,000 ppm 10-200 ppm
Number of pump strokes 2(200ml) 4(400ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :5 ppm(400ml)
4) Shelf life :2 years(Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :5~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :White→Reddish orange
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:15% RSD-high:15%
3. CHEMICAL REACTION
Chlorine is produced an Oxidizer. By reacting between this Chlorine and o-Toluidine, Orthoquinone is produced.
CH3OCI3+CrO3+H2SO4→CI2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS To pump
DETECTOR TUBE
(Olive)
PRETREAT TUBE
1000
800
500
400
200
100
30
ppm
200ml
180S DICHLOROMETHANE
Substance Interference Coexistence
Halogens or Halogenated hydrocarbons Similar stain is produced. Higher readings are given.
FIG.1
(NOTE)
When the concentration is below 200 ppm, 4 pump strokes can be used to determine the lower concentration
Following formula is available for the actual concentration.
Actual concentration=1/3×Temperature corrected value.
0
200
400
600
800
1000
Chlorine〔ppm〕?
FIG.1 Influence of Chlorine

色情欧美片午夜国产特黄| 亚洲精品无码久久久久 | 业余 自由 性别 视频 视频| 久久精品国产精品国产精品污| 色拍拍拍免费视频在线| 久久国产乱子伦精品免费女| 国产SUV精二区九色| 被老头玩弄的漂亮人妻 | 欧美高清vivo最新| 欧美日韩国产精品自在自线| 亚洲AV无码久久久久久精品同性| 艳妇荡女欲乱a片在线观看| 一个人看的www片免费高清中文| 成年免费视频黄网站在线观看| 换脸国产av一区二区三区| 精品人妻无码一区二区三区下载| 亚洲一区精品无码色成人| gogogo日本免费观看电视| 无码中文字幕日韩专区| 久久久久亚洲av无码网站| 人妻夜夜爽天天爽爽一区| 朝鲜少妇xxxx做受| 人妻夜夜爽天天爽爽一区| gogogo日本免费观看电视| 亚洲天堂2017无码| 国产线路3国产线路2| 国产av精品一区二区三区| 国产99久久久久久免费看| 精品久久久久久久无码| 国产无遮挡裸体免费视频a片| 在线看片v免费观看视频| 宝贝小嫩嫩好紧好爽h在线视频| 精品女同一区二区三区免费站| 日韩人妻高清精品专区| 国产精品久久久久9999吃药| 少妇久久久久久久久久| 国产免费一区二区三区免费视频| 97资源超碰在线视频| 边做边爱完整版免费视频播放| 大肉大捧一进一出视频| 嫩草伊人久久精品少妇AV|