国产成人av无码永久免费一线天,热热色国产无码,久久精品国产亚洲av精东,小黄片无码在线观看视频

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(cè)管>氣體快速檢測(cè)管>132SC間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

簡(jiǎn)要描述:

對(duì)氯甲苯,間氯甲苯C6H4Cl(CH3) 氣體檢測(cè)管132SC VINYL CHLORIDE (-) 0.5-10ppm,其毒性還和接觸時(shí)間有關(guān),例如長(zhǎng)期接觸 1.748×10 -7mol/L(4ppm) 以下的臭氧會(huì)引起*性心臟障礙,但接觸 20ppm 以下的臭氧不超過 2h,對(duì)人體無*性危害。 VINYL CHLORIDE (-) 氯乙烯檢測(cè)管,C6H4Cl(CH3) m-Chlorotoluene

更新時(shí)間:2025-09-03

在線留言
間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

氯乙烯檢測(cè)管,間氯甲苯C6H4Cl(CH3)氣體檢測(cè)管132SC VINYL CHLORIDE 0.5-10ppm

Tube 32SC
1. PERFORMANCE
1) Measuring range :0.4-12.0 ppm 0.2-6.0 ppm 0.1-3.0 ppm
Number of pump strokes 1(100ml) 2(200ml) 4(400ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.05 ppm(400ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~15℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chlorine is produced and PH indicator is discoloured.
CH2=CHCI+CrO3+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
PRETEAT TUBE DETECTOR TUBE
6.0
5.0
4.0
3.0
2.0
1.0
(White)
ppm
200ml
132SC VINYL CHLORIDE
Substance Interference ppm Coexistence
Acetylene 1% Lower readings are given.
Ethylene FIG.1 300 〃
Hydrogen chloride 200 Higher readings are given.
Chlorine Similar stain is produced. ch1lo0r×ideV cinoynlc. 〃
(NOTE)
In case of 1 or 4 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×2/Number of strokes
0
4.0
3.0
1.0
2.0
Ethylene〔ppm〕?
FIG.1 Influence of Ethylene Vinyl chloride indicating value 〔
ppm〕
100 200 300 400 500 600 700
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15-40℃
(ppm) (32°F) (41°F) (50°F) (59°F)(104°F)
6.0 10.0 8.2 7.0 6.0
5.0 8.2 6.8 5.7 5.0
4.0 6.7 5.5 4.7 4.0
3.0 4.9 4.1 3.5 3.0
2.0 3.3 2.7 2.3 2.0
1.0 1.6 1.3 1.2 1.0

人妻夜夜天天爽麻豆MV| 日韩紧缚捆绑一区二区三区| 污视频网站在线观看免费| 欧美日韩久久久久久久久| 亚洲加勒比久久88色综合| 国产69精品久久久久网| 亚洲 欧洲 小说 自拍| 国产精品限制级在线观看| 午夜草美女骚屄| 日本媚薬膏中文字幕在线| 久久久久噜噜噜亚洲熟女 | 体育生gary猛烈gary| 缘之空在线观看| 校花的凌羞辱日记高h女女 | 怡红院在线视频免费精品| 日韩亚国产欧美三级久久蜜| 哦┅┅快┅┅用力啊┅┅在线观看| 国产麻豆成人传媒免费观看| 国产精品一区二区三区播放| 美腿丝袜诱惑久久亚洲国产| 国产亚洲精品一区二区久久| 亚洲精品一区二区另类图片| 国产在线拍揄自揄拍无码视频| 中文字幕在线视频日韩精| 综合网一区二区三区亚洲| 性欧美一区二区三区在线| 一级片淫片一区二区三区| 波多野结衣中文字幕无码| 亚洲 综合 一区 在线| 九九热视频经典在线观看| 国产成人A一级视频在线| 久久国产avjust麻豆| 换着玩人妻hd中文字幕| 日本东京热系列在线视频| 久久精品色婷婷国产网站| 天天躁恨恨躁夜躁2020| 日韩欧美一区二区三区三州| 天天干激情影院| 国产伦精品区一区二区三| 欧洲成人一区二区三区| 日韩欧美在线一区二区观看|