亚洲色大成网站www永久网站_亚洲一区二区三区影院_久久精品免费观看国产_亚洲精品无码久久久久_日韩中文字幕精品一区

產(chǎn)品列表PRODUCTS LIST

首頁(yè)>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>215S二氯苯C6H4Cl2氣體檢測(cè)管 215S p-DICHLOROBENZENE 10-150ppm

二氯苯C6H4Cl2氣體檢測(cè)管 215S p-DICHLOROBENZENE 10-150ppm

簡(jiǎn)要描述:

二氯苯C6H4Cl2氣體檢測(cè)管 215S p-DICHLOROBENZENE 10-150ppm 1,4-二氯苯;對(duì)二氯苯,,請(qǐng)問什么是氣體檢測(cè)管法檢測(cè)器?體檢測(cè)管是在一個(gè)固定長(zhǎng)度和內(nèi)徑的玻璃管內(nèi),裝填一定量的檢測(cè)劑,用塞料加以固定,再將玻璃管兩端熔封。

更新時(shí)間:2025-04-14

在線留言
二氯苯C6H4Cl2氣體檢測(cè)管 215S p-DICHLOROBENZENE 10-150ppm

二氯苯C6H4Cl2氣體檢測(cè)管 215S p-DICHLOROBENZENE 10-150ppm

1. PERFORMANCE
1) Measuring range :10-150 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :6 ppm
4) Shelf life :1 year (Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :White→Blueish purple
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with an Oxidizer, Hydrogen chloride is prodaced and PH indicator is discoloured.
C6H4CI2+PbO2+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
150
120
100
80
60
40
20
10
ppm
200ml
????
Tube No.
215S p-DICHLOROBENZENE
95
Substance Interference Coexistence
Benzene Similar stains are produced and higher
readings are given.
Toluene 〃
Blueish green stains are produced and
Hexane the top of discoloured layer becomes 〃
unclear.
Ethanol The accuracy of reading is not affected. The accuracy of reading is not affected.
TEMPERATURE CORRECTION TABLE
Tube Corrected Concentration (ppm)
Readings 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
150 - - 150 108 66 48 30
100 - - 100 72 46 37 26
50 110 80 50 28 26 21 16
20 50 27 20 14 10 8 6
10 22 15 10 8 6 5 4

中文字幕无码日韩中文字幕| 国产精品国产精品偷麻豆| 中国女人内射6xxxxx| 亚洲精品在线少妇内射| 精品无码久久久久国产| 两女女百合互慰av赤裸无遮挡| 国产又色又爽又刺激在线观看| 久久精品网站免费观看| 国产精品毛片一区二区在线看| 美女黄18以下禁止观看| 扒开女人内裤猛进猛出免费视频| 中文字幕日韩精品有码视频| 特级毛片a级毛片免费观看网站| 日韩一级av一区二区| 国产精品老热丝在线观看| 亚洲av无码乱码国产精品| 日本欧美一区二区免费视频| 国产性夜夜春夜夜爽1a片| 欧美又粗又长又爽做受| 亚洲欧美日韩中文无线码| 免费av在线观看播放| 久久毛片免费看一区二区三区| 婷婷丁香五月激情综合| 久久精品无码av| 国产精品18久久久久久麻辣| 亚洲香蕉成人av网站在线观看| 欧美丰满妇大ass| 亚洲av无码一区二区三区性色| 亚洲精品无码乱码成人| 亚洲av无码乱码国产麻豆穿越| www色视频片内射| 日韩成人无码| 久久久国产精品亚洲一区 | 久久人人爽人人爽人人av| 又色又污又爽又黄的网站| 国产亚洲精品久久麻豆| 久久久久国产精品熟女影院 | 日韩av毛片在线播放| 国产精品videossex国产高清| 性开放的女人aaa片| 国产精品美女久久久久av福利|