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:2025-01-15

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

熟女少妇在线视频播放| 成全视频在线观看免费高清| 偷拍激情视频一区二区三区| 色欲色香天天天综合无码WWW| AV无码精品一区二区三区| 最好免费高清视频在线观看| 性少妇FREESEXVIDEOS高清| 无码熟妇人妻AV在线影片最多| 久久99国产综合精品尤物| 高潮又爽又无遮挡又免费| 扶着人妻翘臀挺进| 久热中文字幕无码视频| 久久无码人妻一区二区三区午夜| 国偷自产一区二区免费视频| 亚洲AV无码乱码在线观看四虎 | 日本在线视频www鲁啊鲁| 国产欧美精品aaaaaa片| 大肉大捧一进一出好爽视频| 99久久久无码国产精品不卡| 国产成人A亚洲精V品无码| 日本一区二区三区免费更新不卡| 精品国产成人亚洲午夜福利| 国产亲妺妺乱的性视频| 无码AV免费一区二区三区试看| 无码国产精品一区二区免费蜜桃| 国产精品va在线观看无码| 欧美高清vivoes69| 久久人人添人人爽添人人片牛牛| 久久精品国产一区二区三区| 国产欧美一区二区三区在线看| 肉大捧一进一出免费视频 | 免费看又黄又无码的网站| 日韩午夜理论免费TV影院| 国产综合精品| 亚洲国产婷婷香蕉久久久久久| 天堂网在线最新版www中文网| 99久9在线 | 免费| 欧美人与动交zozo| 久久久久99精品成人片a片试看| 久久av色欲av久久蜜桃麻豆| 久别的草原在线影院电影观看中文|