Scott Specialty Gases
THERMAL CONDUCTIVITY DETECTOR GAS MIXTURES
Hydrogen in Helium

Atmospheric contaminants can oxidize the detector filament and give rise to reduced sensitivity of the instrument.

Class T = Certified Working Class
Instrument Support Gas Mixtures
Concentration	Cyl Size	Class	Cyl Content	Pressure (psig)	Avg.Lead Times (days)	Price	Order
8.5%	A	T	199 CF	2000	4	$217.00
8.5%	B	T	78 CF	2000	4	$214.00
8.5%	C	T	31CF	2000	4	$206.00

Note: Recommended for Hydrogen analyses using the TCD.

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