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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>128SC丙烯腈测毒管128SC ACRYLONITRILE CH2=CHCN 1-120ppm

丙烯腈测毒管128SC ACRYLONITRILE CH2=CHCN 1-120ppm

简要描述:

丙烯腈测毒管128SC ACRYLONITRILE CH2=CHCN 1-120ppm,气体检测管是用来检测某种气体在某一环境中所含浓度的简易检测装置,通过检测剂与被检测气体的反应而出现颜色变化,来表示所测环境中的气体浓度。在不用任何能源、电源的情况下,具有操作简单、使用范围广、检测准确、即时性强和经济的特点。

更新时间:2014-07-07

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丙烯腈测毒管128SC ACRYLONITRILE CH2=CHCN 1-120ppm

丙烯腈测毒管128SC ACRYLONITRILE CH2=CHCN 1-120ppm

1.PERFORMANCE
1)Measuring range 1-120 ppm
Number of pump strokes 2 200ml
2)Sampling time 3 minutes/2 pump strokes
3)Detectable limit 0.5 ppm 200mr
4)Shelf life 1 year Necessary to store in refrigerated place;0 10
5)Operating temperature 0 40
6)Temperature compensation Necessary See"TEMPERATURE CORRECTION TABLE"
7)Reading Direct reading from the scale calibrated by 2 pump strokes
8)Colour change Yellow Pink
2.RELATIVE STANDARD DEVIATION
RSD-low 10 y RSD-mid.10 y RSD-high 5
3.CHEMICAL REACTION
By decomposing with an Oxidizer,Hydrogen cyanide is produced.This Hydrogen cyanide reacts with Mercuric
chloride,then Hydrogen chloride is liberated and PH indicator is discoloured.
CH2 CHCN CrO3 H2SO4 HCN
HCN HgCI2 HCI Hg CN 2
 

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