免费无码成人AV电影在线播放,精品露脸国产偷人在视频,国产成人免费视频,少妇高潮a片无套内谢麻豆传

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

东北女人毛多水多牲交视频| 亚洲人成人无码网www国产| 老色鬼永久精品网站| 久久精品国产99国产电影网| 蜜臀av色欲a片无码精品一区| 人人妻人人狠人人爽天天综合网| 少妇愉情理伦片丰满丰满午夜| 国产精品va在线播放我和闺蜜| 欧美黑人又大又粗xxxxx| 一个妈妈的女儿bd在线观看| 国产午夜精品无码| 久久午夜福利无码1000合集| 中文av人妻av无码中文| 国产后入清纯学生妹| 特级a欧美做爰片毛片| 日本不卡一区二区三区| 菠萝蜜视频网站| 夜夜爽一区二区三区精品| 亚洲精品久久久口爆吞精| 亚洲国产一区二区A毛片| 嗯灬啊灬把腿张开灬a片视频| 国产精品永久久久久久久久久| 免费国产黄网站在线观看动图| 亚洲 欧美 清纯 校园 另类| 无码a级毛片免费视频内谢| 精品人妻少妇嫩草av无码专区| 性色av一区二区三区人妻 | 国产大片b站观看| 少妇和邻居做不戴套视频| 自己在线观看免费高清| 麻豆高清免费国产一区| 国产大片b站观看| 亚洲精品一区二区久久| 下一站婚姻免费完整版在线观看 | 日本无码成人片在线观看波多| 日产精品久久久久久久性色| 成人做爰69片免费看网站| 最近中文字幕完整在线看一| 30分钟人性短片免费| 丰满熟妇人妻中文字幕| 哺乳期xxxx视频|