国产办公室激情高潮在线,巨肉黄暴辣文高H文,娇妻与老头高潮在线观看,免费观看电视剧全集在线播放 ,亚洲精品乱码一区二区三区

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>100一氧化碳CO氣體檢測(cè)管100 Carbon monoxide 5-1000ppm

一氧化碳CO氣體檢測(cè)管100 Carbon monoxide 5-1000ppm

簡(jiǎn)要描述:

一氧化碳CO氣體檢測(cè)管100 Carbon monoxide 5-1000ppm,反應(yīng)可分為兩種,一種是被檢測(cè)氣體與檢測(cè)試劑直接發(fā)生反應(yīng),產(chǎn)生變色。另一種是將被測(cè)氣體轉(zhuǎn)變?yōu)槠渌麣怏w,轉(zhuǎn)變后的氣體再與檢測(cè)試劑反應(yīng),產(chǎn)生變色。

更新時(shí)間:2025-07-30

在線(xiàn)留言
一氧化碳CO氣體檢測(cè)管100 Carbon monoxide 5-1000ppm

一氧化碳CO氣體檢測(cè)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

av在线播放男人的天堂| 日本xxxx色视频在线观看免费| 亚洲午夜一级艳片欧美精品| 日韩欧美精品一区第二区| 国产一区二区电影免费看| 亚洲国产成人精品久久久久| 欧美在线观看黄| 国产精品国产精品国产专区不卡| 美女下部私密的图片无遮挡| 与六十五老妇做爰| 日本护士吞精囗交gif| 99精品视频在线看17| 亚洲欧美日韩免费一区二区| 日本免费播放一区二区三区| 中文亚洲无视码49vv| 凹凸农夫导航十次啦| 男男无码SM调教GV观看日本| 三上悠亚在线| 欧美日韩亚洲国产无线码| 亚洲 国产 哟| 久久av免费一区二区观看| 国产强奷伦奷片| 国产三级做爰在线播放五魁| 操屁眼的视频在线免费看| 青青草原在线国产第一页| 99久久精品免费看国产| 国产精品色情aaaaa片软件| 欧美区在线播放| 护士做爰乱高潮全过程| 99久久国产一区二区三区| 日韩黄在线观看免费视频 | 国产精品美女久久久免费| 国产精品美女久久久久三级| 爆插美女在线观看视频了| 毛片免费视频| segui久久综合精品| 欧美老熟妇一区三区精品| 亚洲欧美日韩尤物aⅴ一区| 久久久久久精品国产亚洲AV麻豆 | 国产日韩亚洲欧美国另类| 理论片在线观看亚洲精品|