To measure, you will need a PYROTEC detector tube, the PYROTEC pyrolyzer, and the sampling pump.

Pyrotec pyrolyzer [No.840] Operating principle: pyrolysis Power source: 4 AA batteries Continuous operation time: approx. 2 hrs. Filament life: Freon 113  1,000 measurements at 6,000 ppm Standard operating temperature range: 0 to 40ºC (32 to 104ºF) Dimensions & weight: φ68 x 150 245g PYROTEC detector tubes [51L] [51] [51H] [52] [53] Please consult the table below for target gas and measuring range.

Name of target gas	Tube No.	Measuring range (ppm)	Calibration range (ppm)	Shelf life (years)	MPC [maximum permissible concentration] (ppm)	Reference
Acetonitrile	52*	3-180	-	3	20(US)
Methyl chloride	51*	12-480	-	3	50(US)	5 x
	51L*	1.6-86	-	3		5 x
Methylene chloride	51L*	1-54	-	3	50(E) 50(US)	5 x
Nitro ethane	52*	4-240	-	3	100(US)
Nitrogen dioxide	52*	0.5-30	-	3	3(US)
1-Nitropropane	52*	4.2-252	-	3	25(US )
2-Nitropropane	52*	3.7-222	-	3	10(US )
Nitromethane	52*	5-300	-	3	20(US )
Dimethyl Disulphide	53*	0.3-6	-	2	0.5(US )	5 x
Fluorocarbon 11	51H*	275-6600	-	3	-	5 x
	51*	8-320	-	3		5 x
	51L*	0.8-43	-	3		5 x
Fluorocarbon 12	51H*	325-7800	-	3	1000(US)	5 x
	51*	11-440	-	3		5 x
	51L*	1.8-97	-	3		5 x
Fluorocarbon 22	51H*	1000-24000	-	3	1000(US)	5 x
	51*	25-1000	-	3		5 x
	51L*	2.5-135	-	3		5 x
Fluorocarbon 112	51H*	125-3000	-	3	50(US)	5 x
	51*	7-280	-	3		5 x
	51L*	1-54	-	3		5 x
Fluorocarbon 113	51H	250-6000	250-2000	3	1000(US)	5 x
	51	10-400	10-400	3		5 x
	51L	1-54	1-20	3		5 x
Fluorocarbon 113a	51H*	125-4800	-	3	-	5 x
	51*	10-400	-	3		5 x
	51L*	0.8-43	-	3		5 x
Fluorocarbon 114	51H*	475-11400	-	3	1000(US)	5 x
	51*	20-800	-	3		5 x
	51L*	1.8-97	-	3		5 x
Fluorocarbon 123	51*	14-560	-	3	-	5 x
	51L*	1.4-28	-	3		5 x
Fluorocarbon 124	51*	45-1800	-	3	-	5 x
Fluorocarbon 141b	51*	10-400	-	3	-	5 x
	51L*	1.1-22	-	3		5 x
Fluorocarbon 225 Fluorocarbon 225Ca + Fluorocarbon 225Cb 1:1	51*	20-800	-	3	-	5 x
	51L*	1.4-28	-	3		5 x
Dimethyl sulphide	53*	0.25-10	(0.5)-10	2	10(US)	5 x