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

欧美国产高清欧美内衣办| 人人妻人人添人人爽欧美一区| 精品乱码久久久久久久| 日韩av无码免费播放| 中文字幕无码毛片免费看| 欧美熟妇av欧差aa片| 亚洲A片无码精品毛片色戒 | 国产精品国产亚洲精品看不卡| 人人妻人人澡人人爽欧美一区| 亚洲综合精品一区二区三区| 亚洲国产综合久久久精品| 新婚美人妻的沉沦| 中文字幕人妻三级中文无码视频| 亲爱的老师4韩剧免费观看| 成人妇女免费播放久久久| 国产成人综合欧美精品久久 | 国产超碰AV人人做人人爽| 无码欧美熟妇人妻影院欧美潘金莲 | 日韩一区二区三区精品| 欧美午夜一区二区福利视频| 综合欧美五月丁香五月| 人妻夜夜爽天天爽爽一区| 中文字幕无码毛片免费看| 蜜桃国产乱码精品一区二区三区 | 青青河边草免费视频观看| 亚洲午夜精品久久久久久app| 性色欲网站人妻丰满中文久久不卡| 久久人人妻人人做人人爽| 精品国产乱码一区二区三区| 国产A级特黄的片子| 色哟哟国产精品免费观看| 97国产精华最好的产品| 精品少妇ay一区二区三区| 色婷婷国产精品视频一区二区 | 国产午夜片无码区在线播放| 日韩精品一区二区三区四区蜜桃| 韩国一区二区三免费看| 99久久亚洲精品无码毛片| 久久久久亚洲精品无码网址色欲| 中字幕一区二区三区乱码| 国产免费AV片无码永久免费|