免费无码成人AV电影在线播放,精品露脸国产偷人在视频,国产成人免费视频,少妇高潮a片无套内谢麻豆传

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>215S二氯苯C6H4Cl2氣體檢測管 215S p-DICHLOROBENZENE 10-150ppm

二氯苯C6H4Cl2氣體檢測管 215S p-DICHLOROBENZENE 10-150ppm

簡要描述:

二氯苯C6H4Cl2氣體檢測管 215S p-DICHLOROBENZENE 10-150ppm 1,4-二氯苯;對二氯苯,,請問什么是氣體檢測管法檢測器?體檢測管是在一個固定長度和內(nèi)徑的玻璃管內(nèi),裝填一定量的檢測劑,用塞料加以固定,再將玻璃管兩端熔封。

更新時間:2025-01-15

在線留言
二氯苯C6H4Cl2氣體檢測管 215S p-DICHLOROBENZENE 10-150ppm

二氯苯C6H4Cl2氣體檢測管 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

亚洲熟女少妇一区二区三区 | 久久夜色精品国产嚕嚕亚洲av| 中国人免费人做人爱的视频| 麻豆一区二区99久久久久| 成人免费a级毛片无码片| 色婷婷久久综合中文久久蜜桃av| 邻居少妇毛多水多太爽了 | 久久婷婷五月综合国产尤物app| 日本肉体xxxx裸交| 精品无码人妻一区二区三区不卡| 日本韩国三级观看| 成人欧美日韩一区二区三区| 先の欲求不満な人妻在线| 欧美熟乱第1页| 成年丰满熟妇午夜免费视频 | 精品国产一区二区三区av| 色综合久久无码五十路人妻| 国精产品一区一区三区有| 国产精品无码一区二区三区在| 久久久久久AV无码免费网站| 香港特级三a毛片免费观看| 免费a片在线观看| 亚洲精品乱码久久久久久蜜桃| 亚洲无码一区二区三区| 肉丝祙少妇VR做爰视频| 麻豆国产精品色欲av亚洲三区| 久久久久无码精品国产| a级毛片免费观看在线播放| 人妻放荡乱绿帽h文| 精品视频一区二区三三区四区| 老熟女高潮一区二区三区| 丁香花在线影院观看在线播放| 性久久久久久| 国产又粗又大成人片在线观看 | 最近韩国日本免费观看免费| 黑人粗进欧美白妞在线直播| 亚洲精品一区二区三区中文字幕| 处破痛哭A√18成年片免费| 差差漫画免费看入口弹窗页面| 啊灬啊灬啊灬快灬深视频直播 | 亚洲日韩欧美一区二区三区|