成人毛片无码一区二区三区,亚洲精品成人无码中文毛片,亚洲国产精品尤物yw在线观看,人妻互换精品一区二区

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

精品久久8x国产免费观看| 国产精品国产免费无码专区蜜桃| 中国杭州少妇xxxx做受| 青青青伊人色综合久久| 欧美性猛交xxxx乱大交| 亚洲AV无码不卡久久| 国产精品免费无遮挡无码永久视频| 日本乱偷人妻中文字幕| 日日摸天天碰中文字幕你懂的| 久久精品水蜜桃av综合天堂| 美女被躁到高潮嗷嗷叫视频 | 日本一区二区三区不卡视频| 亚洲精品国产AV天美传媒| 中文字幕AⅤ人妻一区二区| 无遮挡又黄又刺激的视频| 国精品无码一区二区三区左线| 人妻少妇av无码一区二区| 精品国产免费一区二区三区| 久久午夜夜伦鲁鲁片无码免费| 最近高清无吗免费看| 大码hiphop欧美胖mm短袖| 无码AⅤ精品一区二区三区浪潮| 久久久久久午夜成人影院| 精品国产av 无码一区二区三区| 国产在线视频www色| 国产人妻人伦精品| 亚洲精品无码MV在线观看网站| 亚洲国产一区二区A毛片| 亚洲人成色777777在线播放| 精品国产av 无码一区二区三区| jiapanese50欧美熟妇| 精品国产一区二区三区2021 | 日本一姐rapper潮水| 国产精品点击进入在线影院高清 | 乱公和我做爽死我视频免费| 国产性一乱一性一伧| 未满十八18禁止免费无码网站 | 国产精品扒开腿做爽爽爽A片软件| 深夜a级毛片免费视频| 日本一大免费高清| 人妻换人妻仑乱|