产品列表PRODUCTS LIST

首页>产品中心>日本光明北川式气体检测管>气体快速检测管>185S丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm

丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm

简要描述:

丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm,检测管: 是一种使用简便、价格低廉的气体检测工具,可以定量、定性、定值地检测有害的气体先用定性检测管判断那种物质存在,再用定量检测管判断该有害气体的含量。 1.检测管适用行业 煤矿和石油化工行业的安全防护应急检测;突发事件的应急检测;生产设备动火和进入密闭设备前的安全分析;用于检查生产设备管道泄漏情况;用于大气、水质等环境监测和工业设备废水污染监测;用于各种地质勘探和矿山开采中地下溢出的气体和污染分析

更新时间:2017-07-12

发邮件给我们:554328895@qq.com

分享到: 1
在线留言
丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm

丙烯CH2=CHCH3气体检测管185S PROPYLENE 50-1000ppm

Tube No.185S
1. PERFORMANCE
1) Measuring range :50-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Yellow→Dark blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Molybdate is reduced and molybdeum blue is produced.
CH3CH=CH2+PdSO4+(NH4)2MoO4→Mo3O8
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
1000
900
800
700
600
500
400
300
200
100
50
ppm
GAS To pump
DEHUMIDIFIER
(White)
185S PROPYLENE
Substance ppm Interference ppm Coexistence
Carbon monoxide 45 Similar stain is produced. 200 Higher readings are given.
Acetylene Brown stain is produced. 50 〃
Ethyene Similar stain is produced. 〃
Hydrogen sulphide 10 Black stain is produced. 50 Double-layer stain is produced
and higher readings are given.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
1,000 870 1,000 - -
800 760 800 900 1,000
600 540 600 660 720
400 380 400 420 440
200 200 200 200 200

联系人
在线客服
用心服务 成就你我