甲苯检测管NO.122TP

甲苯检测管NO.122TP简单介绍
甲苯检测管NO.122TP，GASTEC甲苯检测管NO.122TP气体检测管，GASTEC甲苯检测管NO.122TP电泵用气体检测管检测范围2-80ppm。

甲苯检测管NO.122TP的详细介绍
甲苯检测管NO.122TP
甲苯检测管NO.122TP，GASTEC甲苯检测管NO.122TP气体检测管，GASTEC甲苯检测管NO.122TP电泵用气体检测管检测范围2-80ppm。
GASTEC为了满足用户在气体检测方面的需要，而开发出了电子自动采气泵。用传统的电子吸气泵几乎不能进行有效的采气，因为检测管里的填充试剂密度很高。而GASTEC开发的GSP电泵系列能提供强劲吸力，能满足特定的检测管的取样要求。电泵和检测管组成的新的检测系统能适用于作业环境的检测。

Toluene

NO.122TP

C6H5CH3

This detector tube is only to be used with automatic gas sampler GSP-300FT-2

Specifications

Calibration Range	2 - 80 ppm
Measuring range	2 - 80 ppm
Sampling (flow) Rate	100mL/min
Sampling Volume	1000mL
Sampling Time	10min
Detecting Limit	1 ppm
Colour Change	White → Brown
Corrections for temperature/humidity	Unnecessary for 0 to 40ºC Unnecessary for R.H.0 to 90%
Shelf life	2 years
Accuracy	CV=5-10% (CV: Coefficient of variation = σ: standard deviation / mean value x 100)

Possibly coexisting substances and their interferences

Substance(s)

Interference

Colour change by itself

Alcohols	200ppm	No	No
Ethyl benzene	5ppm	+	Brown
Xylene	10ppm	+	Brown
Ethyl acetate	200ppm	No	No
Aliphatic hydrocarbons	100ppm	No	No
Organochlorine hydrocarbons	150ppm	+	No

Calibration gas generation

Diffusion tube method

TLV-TWA	TLV-STEL	Explosive range
50 ppm	--	1.4×6.7%