亚洲中文字幕啪啪一区二区,看亚洲欧洲在线视频,国产福利不卡在线视频,欧美日韩一区二区人妻

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:2025-01-08

發(fā)郵件給我們:554328895@qq.com

分享到: 1
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

色婷婷久久久久久久久久| 久久久久久99国产精品免费| 国内精品久久久久久久久久久| 久久久久国产精品老熟女| 日韩一区二区三区射精合集| 2021久久国自产拍精品| 国产精品视频二区不卡| 日韩国产av一区二区| 接下来开始上伦理课免费观看| 亚洲人妻御姐中文字幕| 韩漫漫画在线免费看视频| 欧美中文亚洲国产日韩| 夫妇交换性4中文字幕无码| 亚洲国产日韩一区二区三区| 国产精品久久久久久妇女| 91午夜精品亚洲一区二区三区| 18禁久久久久久久久久久久久久| 亚洲伦理精品国产成人一区| 久久亚洲精品国产av| 国产精品熟女视频网站| 亚洲国产精品成人一区二区三区| 91午夜精品亚洲一区二区三区| 亚州在线中文字幕经典a| 日韩精品久久理论片| 成人网站在线进入爽爽爽| 国产精品一区二区30p| 久久精品国产亚洲高清| 国产欧美精品区一区二区三区竹菊| 亚洲欧洲日韩综合网站| 欧美中文亚洲国产日韩| 久久蜜臀亚洲一区二区| 国产三级网络视频在线观看| 国产婷婷av一区二区| 日韩精品一区二区三区四区| 国产一区二区日本在线观看| 日韩精品欧美亚洲国产最大| 亚洲欧美另类久久久精品| 日本免码va在线看免费| 久久秘一区二区三区| 欧美国产日韩在线播放| 欧美日韩一级片在线|