Gas Data
MOLECULAR WEIGHT:	16.040
DENSITY:	0.7174 kg/m3 @ 0ºC, 101.325 kPa
DENSITY:	0.0448 lb/ft3 @ 32ºF, 14.696 psi
SPECIFIC VOLUME:	1.3939 m3/kg @ 0ºC, 101.325 kPa
SPECIFIC VOLUME:	22.3289 ft3/lb @ 32ºF, 14.696 psi

 

Safety Information
LFL IN AIR:	5%
UFL IN AIR:	15%

 

Shipping Information
CAS NUMBER:	74-82-8
I.D. NUMBER:	UN 1971
DOT PROPER NAME:	METHANE, COMPRESSED
TC PROPER NAME:	METHANE, COMPRESSED
HAZARD CLASS:	2.1
LABEL:	FLAMMABLE GAS

 

Cylinder Specifications
Cylinder Size	Valve Outlet CGA No.	Pressure psig @ 70F	Pressure kPa @ 21.1C	Approximate Ship Weights
				lbs	kgs
1L	350	2,265	15,616	162	74
1A	350	2,265	15,616	144	66
2	350	2,000	13,800	78	36
3	350	2,000	13,800	41	19
4	350	2,000	13,800	25	12
6	350	1,585	10,935	20	9
7	350	1,585	10,935	20	9
LB	170	1,775	12,248	6	3

 

Gas Grade Purity Specifications
Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, Research Purity 99.999% Guaranteed Specifications Oxygen< 1 ppm Nitrogen< 4 ppm Carbon Monoxide< 1 ppm Carbon Dioxide< 2 ppm Hydrogen< 1 ppm Ethane< 3 ppm Ethylene< 1 ppm Propane< 1 ppm Propylene< 1 ppm Water < 1 ppm	1971071L	1L	325 ft3	9.20 m3	Single Stage Reg Dual Stage Reg Cross Purge Personal Monitor Leak Detector	Series 3510-350 Series 3810-350 4774-350 8059, IQ250 8066
	1971071A	1A	286 ft3	8.10 m3
	19710702	2	100 ft3	2.83 m3
	19710703	3	40 ft3	1.13 m3
	19710704	4	13 ft3	0.368 m3
	19710706	6	4.4 ft3	125 L
	19710707	7	2.1 ft3	60 L
	197107LB	LB	2.0 ft3	56 L
	A certificate of analysis is available upon request.

 

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			ft3	m3
Methane, Matheson Purity  99.99% Guaranteed Specifications Oxygen< 10 ppm Nitrogen< 60 ppm Carbon Monoxide< 1 ppm Carbon Dioxide< 3 ppm Hydrogen< 1 ppm Ethane< 20 ppm Ethylene< 1 ppm Propane< 1 ppm Propylene< 1 ppm Water < 3 ppm	1971061L	1L	325 ft3	9.20 m3	Single Stage Reg Dual Stage Reg Lecture Bottle Reg Tee Purge Personal Monitor Leak Detector	Series 3530-350 Series 3120-350 Series 3550-170 4753-350 8059, IQ250 8066
	1971061A	1A	286 ft3	8.10 m3
	19710602	2	100 ft3	2.83 m3
	19710603	3	40 ft3	1.13 m3
	19710604	4	13 ft3	0.368 m3
	197106LB	LB	2.0 ft3	56 L
	A certificate of analysis is available upon request.

 

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, Ultra High Purity 99.99% Guaranteed Specifications Oxygen< 5 ppm Nitrogen< 40 ppm THC < 10 ppm Carbon Monoxide< 5 ppm Carbon Dioxide< 5 ppm Hydrogen< 10 ppm Ethane< 60 ppm Ethylene< 5 ppm Propane< 1 ppm Propylene< 1 ppm Water < 5 ppm	1971051L	1L	325 ft3	9.20 m3	Single Stage Reg Dual Stage Reg Lecture Bottle Reg Tee Purge Personal Monitor Leak Detector	Series 3530-350 Series 3120-350 Series 3550-170 4753-350 8059, IQ250 8066
	1971051A	1A	286 ft3	8.10 m3
	19710502	2	100 ft3	2.83 m3
	19710503	3	40 ft3	1.13 m3
	19710504	4	13 ft3	0.368 m3
	197105LB	LB	2.0 ft3	56 L
	A lot analysis is available upon request. Please inquire for individual cylinder analysis.

 

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, CP Grade 99.0%	1971091L	1L	325 ft3	9.20 m3	Dual Stage Reg. Single-Stage Reg. LB Regulator Flash Arrestor Personal Monitor Leak Detector Tee Purge	Series 3120-350 Series 3530-350 Series 3550-350 6103 8059, IQ250 8066 4753-350
	1971091A	1A	290 ft3	8.21 m3
	19710902	2	100 ft3	2.83 m3
	19710903	3	40 ft3	1.13 m3
	197109LB	LB	2.0 ft3	56 L
	A certificate of conformance will be provided on request.

 

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, Technical Purity 98%	1971101L	1L	325 ft3	9.2 m3	Dual Stage Reg. Single-Stage Reg. Flash Arrestor Tee Purge Personal Monitor Leak Detector	Series 8-350 Series 1-350 6103 4753-350 8059, IQ250 8066
	1971101A	1A	290 ft3	8.21 m3
	19711002	2	100 ft3	2.83 m3
	19711003	3	40 ft3	1.13 m3
	197110LB	LB	2.0 ft3	56 L
	A certificate of conformance will be provided on request.

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, Commercial Grade (Natural Gas) 93%	1971111L	1L	325 ft3	9.20 m3	Dual Stage Reg. Single-Stage Reg. LB Regulator Flash Arrestor Tee Purge Personal Monitor Leak Detector	Series 8-350 Series 1-350 Series 3320-170 6103 4753-350 8059, IQ250 8066
	1971111A	1A	290 ft3	8.21 m3
	-
	A certificate of conformance will be provided on request.

Gas Grade Purity Specifications	Product Code	Cylinder Size	Content		Equipment Recommendations	Model No.
			US	Metric
Methane, Odorized w/ Methylmercaptan 93%	1971001A	1A	290 ft3	8.21 m3	Dual Stage Reg. Single-Stage Reg. LB Regulator Flash Arrestor Tee Purge Personal Monitor Leak Detector	Series 8-350 Series 1-350 Series 3320-170 6103 4753-350 8059, IQ250 8066
	-
	A certificate of conformance will be provided on request.