丰满岳乱妇在线观看中字无码,漂亮的保姆5在线观看中文,把我绑在床头上夹奶头视频,免费人做人爱完整版视频

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

国产欧美日韩综合精品二区| 边做饭边被躁bd中文字幕| 亚洲熟妇丰满xxxxx国语| 久久人人爽人人爽人人片AV高清| 中国猛少妇色xxxxx| 亚洲性色AV私人影院无码| 国产真人无码作爱免费视频久| 日日摸夜夜爽无码毛片精选| 青草国产精品久久久久久| 人xxxx性xxxxx欧美| 亚洲一区二区三区香蕉| 老熟妇仑乱一区二区视頻| 国产商场偷窥女厕大屁股 | 99久久久无码国产精品免费| 亚洲成av人片在线观看无码麻豆 | 挺进朋友人妻在阳台| 欧美日韩国产精品| 人妻妺妺窝人体色www聚色窝| 精品人妻大屁股白浆无码| 人妻影音先锋啪啪av资源| 风流老熟女一区二区三区| 自拍偷自拍亚洲精品被多人伦好爽| 亚洲人色婷婷成人网站在线观看| 亚洲AV无码专区色爱天堂| 日本熟妇色XXXXX日本免费看| 久久久精品人妻一区二区三区| 少妇性按摩无码中文a片| 天天躁日日躁狠狠躁视频2021 | 无限看片的视频高清在线| 好大好硬好爽18禁视频免费| 欧美午夜精品久久久久免费视 | 无遮掩床震亲吻娇喘声视频| 国产真人无码作爱视频免费| 特黄特色大片免费播放| 国产精品无码AV片在线观看播| 国产98在线 | 日韩| 免费a级毛片出奶水| 差差漫画免费看入口弹窗页面| 国产又粗又猛又黄又爽无遮挡| 精品无码久久久久国产动漫3D| 中文字幕人妻av一区二区|