二氧化氮气体检测管9DL

二氧化氮气体检测管9DL Nitrogen dioxide

简单介绍
二氧化氮气体检测管9DL Nitrogen dioxide，Measuring Range 0.01 to 3.0 ppm Sampling Hours 1 to 24 hours Detecting Limit 0.01 ppm Color Change White → Green Reaction Principle二氧化氮气体检测管价格

二氧化氮气体检测管9DL Nitrogen dioxide的详细介绍
二氧化氮气体检测管9DL Nitrogen dioxide
Nitrogen dioxide No.9DL
NO2

Performance

Measuring Range	0.01 to 3.0ppm
Sampling Hours	1 to 24 hours
Detecting Limit	0.01 ppm
Color Change	White→ Green
Reaction Principle	ABTS +NO2 → Green product
Coefficient ofVariation	10%(for 0.01 to 3.0 ppm-hr)
ShelfLife	1 Year
Correctionsfor temperature & humidity	Unnecessary
Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow.

Possible coexisting substances and theirinterferences

Substance	Concentration	Interference	Change color by itself
Carbonmonoxiide	10ppm	No	No discoloration (10 ppm)
Chlorine	0.07 ppm	No	No discoloration(0.07 ppm)
Ozone	0.045 ppm	No	No discoloration (0.045 ppm)
sulphur dioxide	0.1 ppm		No discoloration (0.1ppm)
Carbon dioxide	600 ppm	No	No discoloration (600ppm)
Formaldehyde	0.1ppm		No discoloration (0.1ppm)

Calibration gasgeneration

Diffusion tubemethod

TLV-TWA	TLV-STEL	Explosive range
3 ppm	5 ppm	-

关键词：扩散式气体检测管