精品国产天线2019,色综合久久无码五十路人妻,亚洲熟悉妇女XXX妇女AV,亚洲H在线播放在线观看H

產品列表PRODUCTS LIST

首頁>產品中心>日本光明北川式氣體檢測管>氣體快速檢測管>100一氧化碳CO氣體檢測管100 Carbon monoxide 5-1000ppm

一氧化碳CO氣體檢測管100 Carbon monoxide 5-1000ppm

簡要描述:

一氧化碳CO氣體檢測管100 Carbon monoxide 5-1000ppm,反應可分為兩種,一種是被檢測氣體與檢測試劑直接發(fā)生反應,產生變色。另一種是將被測氣體轉變?yōu)槠渌麣怏w,轉變后的氣體再與檢測試劑反應,產生變色。

更新時間:2025-03-10

在線留言
一氧化碳CO氣體檢測管100 Carbon monoxide 5-1000ppm

一氧化碳CO氣體檢測管100 Carbon monoxide 5-1000ppm

Tube No.
1. PERFORMANCE
1) Measuring range :25-1,000 ppm 5-300 ppm
Number of pump strokes 1(100ml) 3(300ml)
2) Sampling time :3 minutes/1 pump stroke
3) Detectable limit :1 ppm(300mr)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Concentration chart method
7) Colour change :Yellow→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:5% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Pottasium disulphate palladate(II)is reduced, and Palladium is liberated.
CO+K2Pd(SO3)2→K2(SO3)2PdCO
K2(SO3)2PdCO→CO2+SO2+Pd+K2SO3
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
100 CARBON MONOXIDE
Substance ppm Interference ppm Coexistence
Ethylene 5,000 Pale grey stain is produced. 5,000 The top of discoloured layerbecomes
unclear and higher readings are given.
Whole layer is discoloured to Greyish
Hydrogen 5,000 Greyish yellow stain is produced. 5,000 yellow and the top of discoloured layer
becomes unclear.
Acetylene 1.5 Dark green stain isproduced. C×O c1o/n5c. Higher readings are given.
Sulphur dioxide 100 Original colour is faded. 〃〃
Nitrogen dioxide Tafhfeec atecdc.uracy of readings is not 〃〃
TEMPERATURE CORRECTION TABLE
Chart Correct Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
1,000 870 930 1,000 1,030 1,060
900 780 840 900 930 960
800 690 750 800 830 850
700 610 660 700 720 740
600 520 560 600 620 640
500 430 470 500 520 540
400 350 370 400 410 430
300 260 280 300 310 320
200 180 190 200 210 220
100 90 100 100 100 110
X
1000
900
800
700
600
500
400
300
200
100
50
0
25
X
1000
900
800
700
600
500
400
300
200
100
50
0
25
CARBON MONOXIDE?
LENGTH-OF-STAIN?
?
FOR 1 PUMP STROKE(100ml)?
ppm IN AIR CONCENTRATION
www.r-biopharm.com.cn

国产AV午夜精品一区二区入口| 中文字幕一区二区三区乱码| 国产AV午夜精品一区二区入口| 国产在线拍揄自揄拍无码视频| 亚洲天天做日日做天天爽| 99re在线精品国产欧美| 成免费crm在线看系统| 先锋影音人妻啪啪VA资源网站| 熟妇女人妻丰满少妇中文字幕| 精品无码国产av一区二区| 精品人人搡人妻人人玩A片| 国产精品久久久久久婷婷| 国产亚洲999精品AA片在线爽| 精品视频一区二区三三区四区| 成人网站免费看黄a站视频| 国产风流老太婆大BBBHD视频| 国产精品免费一区二区三区四区 | 狠狠综合久久AV一区二区三区| 成人性做爰aaa片免费看曹查理| 久久亚洲精品11p| 2022国产精品自在线拍国产| 少妇人妻好深太紧了a片| 人人添人人妻人人爽夜欢视AV| 末成年女av片一区二区| 中文字幕久精品免费视频| 免费国产黄网站在线观看动图| 国产三级片在线观看| 亚洲AV成人精品一区二区三区 | 日韩精品无码一区aaa片| 久久综合九色综合欧美狠狠| 精品久久久久久久无码久中文字幕| 国产精品久久久亚洲偷窥女厕| 免费看成人aa片无码视频吃奶| 国产精品99久久久久久WWW| 免费视频国产在线观看| 一本色道久久综合亚州精品蜜桃| 久久丫精品国产亚洲AV不卡| 精品久久久久久无码中文野结衣| 做床爱30分钟免费观看 | 成人黄网站片免费视频| 保守人妻被领导征服身体|