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Compressed and Liquefied Gases

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Gases available from Sigma-Aldrich are listed alphabetically by name. Click the links in the table to go to the product detail pages to find additional packaging information and recommended dispensing equipment.

For details on regulators, valves, and other gas equipment, see Gas Equipment.

Lecture bottle station

Sure/Pac Station

Sure/Pac steel sample cylinders

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Image	Description	Molecular Formula	Product #
	Air dry		294977
	Allene 97%	C₃H₄	294985
	Allene purum, ≥96.0%	C₃H₄	05675
	Ammonia puriss., anhydrous, ≥99.95%	H₃N	09682
	Ammonia puriss., anhydrous, ≥99.9%	H₃N	09684
	Ammonia anhydrous, ≥99.99%	H₃N	294993
	Ammonia-d₃ 99 atom % D	D₃N	422975
	Ammonia-¹⁵N,d₃ 99 atom % D, 98 atom % ¹⁵N	D₃¹⁵N	485373
	Ammonia-¹⁵N 10 atom % ¹⁵N	H₃¹⁵N	487953
	Argon puriss., ≥99.998%	Ar	00752
	Argon ≥99.998%	Ar	295000
	Boron trichloride purum, ≥99.9%	BCl₃	15706
	Boron trichloride 99.9%	BCl₃	295019
	Boron trifluoride purum, 97%	BF₃	15712
	Boron trifluoride purum, ≥99.5%	BF₃	15714
	Boron trifluoride electronic grade, 99.99+ %	BF₃	463086
	Boron trifluoride ≥99.5%	BF₃	295027
	Bromomethane-d₃ 98 atom % D	CD₃Br	488291
	Bromomethane-¹³C 99 atom % ¹³C	¹³CH₃Br	415561
	1,2-Butadiene puriss., ≥99.0% (GC)	C₄H₆	18853
	1,2-Butadiene purum, ≥97.0% (GC, ¹³C-NMR)	C₄H₆	18855
	1,3-Butadiene puriss., ≥99.5% (GC)	C₄H₆	18869
	1,3-Butadiene puriss., ≥99.5% (GC)	C₄H₆	18871
	1,3-Butadiene ≥99%	C₄H₆	295035
	1,3-Butadiene purum, ≥98.0%	C₄H₆	18881
	1,3-Butadiene solution	C₄H₆	695904
	1,3-Butadiene-d₆ 98 atom % D	C₄D₆	487228
	Butane purum, ≥99.0% (GC)	C₄H₁₀	18921
	Butane 99%	C₄H₁₀	494402
	Butane-1,1,1,4,4,4-d₆ 98 atom % D	C₄D₆H₄	488305
	Butane-d₁₀ 98 atom % D	C₄D₁₀	488348
	Butane-1-¹³C 99 atom % ¹³C	¹³CC₃H₁₀	488321
	Butane-1,4-¹³C₂ 99 atom % ¹³C	¹³C₂C₂H₁₀	488313
	1-Butene purum, ≥99.0% (GC)	C₄H₈	19061
	1-Butene ≥99%	C₄H₈	295051
	cis-2-Butene ≥99%	C₄H₈	400890
	trans-2-Butene ≥99%	C₄H₈	295086
	1-Butyne ≥98%	C₄H₆	633755
	Carbon dioxide ≥99.8%	CO₂	295108
	Carbon-¹²C dioxide 99.9 atom % ¹²C	¹²CO₂	422606
	Carbon-¹³C dioxide 99 atom % ¹³C, 99.93 atom % ¹⁶O	¹³CO₂	486418
	Carbon-¹³C dioxide 99 atom % ¹³C, <3 atom % ¹⁸O	¹³CO₂	364592
	Carbon-¹³C dioxide 99 atom % ¹³C	¹³CO₂	60868
	Carbon monoxide puriss., ≥99.0%	CO	60870
	Carbon monoxide ≥99.0%	CO	295116
	Carbon-¹²C monoxide 99.95 atom % ¹²C	¹²CO	418072
	Carbon-¹²C monoxide-¹⁸O 99.9 atom % ¹²C, 95 atom % ¹⁸O	¹²C¹⁸O	607177
	Carbon-¹³C monoxide 99 atom % ¹³C, <5 atom % ¹⁸O	¹³CO	388505
	Carbon monoxide-¹⁸O 95 atom % ¹⁸O, 99%	C¹⁸O	609706
	Carbon-¹³C monoxide-¹⁸O Gas 99 atom % ¹³C, 95 atom % ¹⁸O	¹³C¹⁸O	607142