成人毛片无码一区二区三区,亚洲精品成人无码中文毛片,亚洲国产精品尤物yw在线观看,人妻互换精品一区二区

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:2025-12-15

在線留言
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

成人69激情视频在线观看| 国产VA免费精品高清在线观看| 精品婷婷乱码久久久久久日日| 狠狠色丁香婷婷综合久久| 欧洲精品99毛片免费高清观看| 午夜精品久久久久久久无码| 欧美做受又硬又粗又大视频| 欧美高清vivoes69| 永久免费看a片无码网站宅男 | 国产精品无码一区二区av蜜桃 | 少妇bbbb躁少妇bbbb躁| 亚洲国产综合久久久精品| 久久伊99综合婷婷久久伊| 一本色道久久88—综合亚洲精品| 亚洲一区二区三区日本久久九 | 午夜不卡久久精品无码免费| 国产又色又爽又刺激在线播放| 无码精品视频一区二区三区| 国产丰满成熟女人性满足视频| 国产毛片久久久久久国产毛片 | 精品国产一区二区三区免费| 两个女人互添下身视频在线观看| 三级在线看中文字幕完整版 | 人妻 色综合网站| 亚洲va无码手机在线电影| 69精品丰满人妻无码视频a片| 丰满少妇被猛烈进入毛片| 又大又长粗又爽又黄少妇视频| 亚洲欧美日韩综合久久久| 女性自慰网站免费观看| 人妻精品久久久久中文字幕一冢本| 亚洲gv猛男gv无码男同短文| 欧美牲交a欧美牲交aⅤ| 男女做爰猛烈叫床视频电影| 亚洲av无码一区二区三区电影| 亚洲av中文无码乱人伦在线咪咕| 欧美乱大交XXXXX潮喷| 久久国产精品无码一区| 久久精品无码精品免费专区| 亚洲国产AV精品| 欧美成人看片黄A免费看|