丰满岳乱妇在线观看中字无码,漂亮的保姆5在线观看中文,把我绑在床头上夹奶头视频,免费人做人爱完整版视频

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

人人爽久久久噜噜噜婷婷| 国产成人久久精品激情| 亚洲中文字幕无码永久在线| 乳欲人妻办公室奶水在线电影国产| 国产一区二区三区av精品| 二人扑克剧烈运动视频| 野花免费观看高清视频6| 最近国语中文mv在线观看| 欧美mv日韩mv国产网站 | 国产精品视频一区二区三区不卡 | 久久久精品国产sm调教网站| 伊人热热久久原色播放www| 成AV免费大片黄在线观看| 免费无码一区二区三区a片百度| 精品无码人妻一区二区三区不卡| 挺进邻居丰满少妇的身体| 日韩精品一区二区亚洲av观看| 18禁美女挤奶视频免费观看 | 边亲边脱边捏胸视频| 老师含紧一点h边做边走视频| 少妇饥渴偷公乱A级无码| 我推的孩子动漫在线观看| 伊人久久综合无码成人网| 免费播放作爱视频| 爆乳2把你榨干哦ova在线观看| 国产精品亚洲ΑV天堂无码| 国产色无码专区在线观看| 日本肉体裸交xxxxbbbb| 日日碰日日摸夜夜爽无码| 野の欲求不満な人妻在线| 国产精品户外野外| 无码精品日韩专区第一页| 国产亚洲精品久久久久久无码下载| 最近的最新的中文字幕视频| 国产精品 精品国内自产拍| 肉丝祙少妇VR做爰视频| 三人性FREE欧美| 人人妻人人狠人人爽天天综合网| 性一交一乱一乱一视频| 2021国产精品自在自线| 性做久久久久久久久|