国产办公室激情高潮在线,巨肉黄暴辣文高H文,娇妻与老头高潮在线观看,免费观看电视剧全集在线播放 ,亚洲精品乱码一区二区三区

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>132SC氯乙烯檢知管價格132SC VINYL CHLORIDE 1-50ppm

氯乙烯檢知管價格132SC VINYL CHLORIDE 1-50ppm

簡要描述:

對氯甲苯 p-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 氯乙烯檢知管價格,臭氧在空氣中的濃度單位是ppm或mg/m3;臭氧在水中的濃度單位是ppm或mg/L。換算方法:在空氣中時1ppm=2mg/m3;在水中時,1ppm=1mg/L。

更新時間:2025-07-30

在線留言
氯乙烯檢知管價格132SC VINYL CHLORIDE 1-50ppm

對氯甲苯 p-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 氯乙烯檢知管價格

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

欧美丰满熟妇bbbbbb| 強姦亂倫中文字幕在線觀看| 狼狼躁日日躁夜夜躁A片| 欧美午夜精品一区二区三| 国产精品内射日本在线观看| 一体一道久久88色合综合网| mm1313亚洲精品无码久久| 粉嫩性色一区二区三区av| 26uuu亚洲欧美另类| 久久国产一 片免费观看| 麻豆国产精品视频在线观看| 久久人妻无码中文字幕频| 黑色丝袜视频国产在线看| 久久精品一区二区三区中文字幕| 人妻无码30p| 日本韩国欧美亚洲5级片| 色综合久久久久久久综合| 操学生妹高清无码粉嫩逼| 日本熟妇免费一区二区三区| 日日狠狠久久8888av| 久久久久久久久极品99| 日产幕无线码三区在线| 亚洲色逼逼视频| 久久久久国产一级高清片| 99精品色一区二区三区| 国产精品自产拍在线涩浪| 俄罗斯丰满熟妇hd| 精品国免费一区二区三区| 九九热这里只有精品免费| 国产精品热久久| 久久99热只有频精品8| 亚洲午夜精品A片久久WWW解说| 百万日韩欧美亚洲高清片| 熟女丰满老熟女熟妇| 日韩av中文字幕电影在线| 青娱乐最新视频盛宴一区| 好久不见 5566高清| 日本免费在线观看加勒比| 亚洲精品国产77777| 亚洲国产精品无码区二本| 俄罗斯高清一区二区三区|