Custom Gas Mixtures | Gas

We use cookies to improve your browsing experience and help us improve our websites. By continuing to use our website, you agree to our use of such cookies. Agree Learn more

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

Switch Account
Dashboard

(0)

Need an Account? Register or Login

Find A Branch
Customer Service
SDS Search

Products

Home/
Category Page/
Gases/
Mixed Gases

Results For:
By Category
Mixed Gases
Gas Comp Amount1
0.0300000 1.0000000 71.5000000 82.0000000

Narrow Results:

{$title}

{$label}

Gas Component Amount 1
Choose a refinement:

99.9975000 (19)

18.0000000 (18)

2.5000000 (18)

98.0000000 (18)

99.9900000 (16)

20.0000000 (15)

85.0000000 (15)

180.0000000 (14)

4.0000000 (14)

70.0000000 (12)

9.0000000 (12)

97.5000000 (12)

99.9950000 (12)

8.0000000 (11)

92.0000000 (11)

96.0000000 (11)

99.0000000 (11)

79.4875000 (10)

83.5420000 (10)

85.4925000 (10)

30.0000000 (9)

11.0000000 (8)

17.0000000 (8)

21.0000000 (8)

22.5000000 (8)

55.0000000 (8)

65.0000000 (8)

79.0000000 (8)

99.6000000 (8)

99.9995000 (8)

0.0000000 (7)

150.0000000 (7)

35.0000000 (7)

45.0000000 (7)

6.0000000 (7)

7.0000000 (7)

89.0000000 (7)

97.0000000 (7)

99.9800000 (7)

0.3000000 (6)

110.0000000 (6)

450.0000000 (6)

80.4875000 (6)

99.9700000 (6)

99.9750000 (6)

99.9791600 (6)

99.9960000 (6)

99.9980000 (6)

270.0000000 (5)

3.0000000 (5)

500.0000000 (5)

79.4900000 (5)

81.6400000 (5)

88.0000000 (5)

99.9600000 (5)

99.9998000 (5)

99.9999500 (5)

12.0000000 (4)

16.0000000 (4)

170.0000000 (4)

1800.0000000 (4)

27.0000000 (4)

275.0000000 (4)

28.0000000 (4)

5.5000000 (4)

550.0000000 (4)

63.0000000 (4)

7.5000000 (4)

79.1000000 (4)

84.0000000 (4)

99.5000000 (4)

99.7500000 (4)

99.9000000 (4)

99.9739500 (4)

99.9820000 (4)

99.9830000 (4)

99.9955000 (4)

99.9991000 (4)

0.4000000 (3)

0.6000000 (3)

13.5000000 (3)

14.0000000 (3)

20.9000000 (3)

27.5000000 (3)

400.0000000 (3)

6.0200000 (3)

79.4940000 (3)

800.0000000 (3)

81.0000000 (3)

81.0420000 (3)

81.6375000 (3)

83.5400000 (3)

850.0000000 (3)

86.0000000 (3)

900.0000000 (3)

91.0000000 (3)

97.1000000 (3)

99.4000000 (3)

99.9100000 (3)

99.9775000 (3)

99.9947900 (3)

99.9989000 (3)

99.9997000 (3)

99.9999000 (3)

0.1000000 (2)

0.5000000 (2)

1.2500000 (2)

1.7000000 (2)

1000.0000000 (2)

11.5000000 (2)

1100.0000000 (2)

200.0000000 (2)

2000.0000000 (2)

250.0000000 (2)

3.4000000 (2)

3.5000000 (2)

300.0000000 (2)

3000.0000000 (2)

360.0000000 (2)

385.0000000 (2)

43.0000000 (2)

66.0000000 (2)

67.6000000 (2)

69.0000000 (2)

720.0000000 (2)

74.0000000 (2)

74.9000000 (2)

77.3200000 (2)

78.0000000 (2)

78.4000000 (2)

79.6000000 (2)

8.5000000 (2)

81.9820000 (2)

82.4100000 (2)

83.0000000 (2)

86.5000000 (2)

87.0000000 (2)

89.5700000 (2)

91.5000000 (2)

93.0000000 (2)

94.0000000 (2)

98.9900000 (2)

99.1000000 (2)

99.7200000 (2)

99.8110000 (2)

99.9200000 (2)

99.9400000 (2)

99.9460000 (2)

99.9500000 (2)

99.9550000 (2)

99.9730000 (2)

99.9835000 (2)

99.9899000 (2)

99.9910000 (2)

99.9925000 (2)

99.9937000 (2)

99.9973000 (2)

99.9982000 (2)

99.9983000 (2)

99.9984000 (2)

99.9985000 (2)

99.9992000 (2)

99.9992500 (2)

99.9993000 (2)

99.9996000 (2)

0.0500000 (1)

0.2000000 (1)

0.9000000 (1)

1.1000000 (1)

1.1500000 (1)

1.1700000 (1)

1.5000000 (1)

10.5000000 (1)

11.2200000 (1)

1150.0000000 (1)

12.1000000 (1)

13.7500000 (1)

130.0000000 (1)

135.0000000 (1)

1350.0000000 (1)

15.6000000 (1)

160.0000000 (1)

1600.0000000 (1)

17.5000000 (1)

1700.0000000 (1)

181.0000000 (1)

1920.0000000 (1)

2.1000000 (1)

20.8000000 (1)

22.0000000 (1)

220.0000000 (1)

225.0000000 (1)

2250.0000000 (1)

23.0000000 (1)

2300.0000000 (1)

24.0000000 (1)

255.0000000 (1)

2700.0000000 (1)

2750.0000000 (1)

3.1400000 (1)

31.4000000 (1)

31.4100000 (1)

3150.0000000 (1)

320.0000000 (1)

3200.0000000 (1)

33.0000000 (1)

34.6000000 (1)

36.0000000 (1)

37.5000000 (1)

375.0000000 (1)

38.0000000 (1)

39.0000000 (1)

4.5000000 (1)

42.5000000 (1)

43.2500000 (1)

4500.0000000 (1)

47.9900000 (1)

481.0000000 (1)

5.6000000 (1)

53.0575000 (1)

53.7860000 (1)

540.0000000 (1)

59.0000000 (1)

6.2500000 (1)

6.5000000 (1)

61.0000000 (1)

61.7500000 (1)

62.0000000 (1)

630.0000000 (1)

64.0000000 (1)

64.6000000 (1)

64.9750000 (1)

6400.0000000 (1)

65.5000000 (1)

68.0000000 (1)

69.6000000 (1)

71.0000000 (1)

74.7000000 (1)

74.9500000 (1)

75.9800000 (1)

750.0000000 (1)

76.0000000 (1)

76.5000000 (1)

76.9890000 (1)

77.0000000 (1)

77.3210000 (1)

77.4550000 (1)

77.5000000 (1)

77.6000000 (1)

77.8950000 (1)

77.9820000 (1)

78.4490000 (1)

78.5000000 (1)

78.5375000 (1)

78.6500000 (1)

78.7500000 (1)

78.9000000 (1)

78.9400000 (1)

78.9920000 (1)

79.1400000 (1)

79.2000000 (1)

79.4780000 (1)

79.4960000 (1)

79.5000000 (1)

79.6800000 (1)

79.7000000 (1)

79.7450000 (1)

79.7600000 (1)

79.9000000 (1)

79.9193000 (1)

79.9875000 (1)

79.9920000 (1)

80.2000000 (1)

80.4375000 (1)

80.4750000 (1)

80.4890000 (1)

80.5000000 (1)

80.6375000 (1)

80.7375000 (1)

81.1000000 (1)

81.2000000 (1)

81.6580000 (1)

81.8470000 (1)

81.8785000 (1)

81.9100000 (1)

81.9470000 (1)

81.9770000 (1)

81.9910000 (1)

81.9973000 (1)

82.4920000 (1)

82.4930000 (1)

82.4940000 (1)

82.5800000 (1)

82.8690000 (1)

82.9991500 (1)

83.0930000 (1)

83.5410000 (1)

83.6690000 (1)

83.7325000 (1)

83.8950000 (1)

84.0325000 (1)

84.7875000 (1)

84.9000000 (1)

85.4490000 (1)

85.4900000 (1)

85.5000000 (1)

86.1130000 (1)

86.2500000 (1)

86.4300000 (1)

86.8000000 (1)

87.0900000 (1)

87.0925000 (1)

87.3865000 (1)

87.4760000 (1)

87.9890000 (1)

88.5000000 (1)

88.5325000 (1)

88.7500000 (1)

88.8240000 (1)

88.9670000 (1)

88.9711000 (1)

88.9900000 (1)

88.9972500 (1)

89.1445000 (1)

89.1850000 (1)

89.4900000 (1)

90.3990000 (1)

90.4000000 (1)

90.4700000 (1)

90.8110000 (1)

90.9895000 (1)

92.7820000 (1)

92.9975000 (1)

93.2000000 (1)

93.8140000 (1)

93.8450000 (1)

930.0000000 (1)

94.4917500 (1)

94.5000000 (1)

95.4725000 (1)

95.4964000 (1)

95.5000000 (1)

95.9700000 (1)

95.9910000 (1)

95.9982000 (1)

96.3000000 (1)

96.5000000 (1)

96.7685000 (1)

96.7940000 (1)

97.2500000 (1)

97.3500000 (1)

97.4875000 (1)

97.4900000 (1)

97.6000000 (1)

97.7700000 (1)

97.8000000 (1)

97.8400000 (1)

97.9000000 (1)

97.9600000 (1)

98.2000000 (1)

98.5000000 (1)

98.6500000 (1)

98.8000000 (1)

98.8900000 (1)

98.9000000 (1)

98.9320000 (1)

98.9500000 (1)

99.0810000 (1)

99.2000000 (1)

99.5500000 (1)

99.6400000 (1)

99.6670000 (1)

99.6710000 (1)

99.6894000 (1)

99.7000000 (1)

99.7030000 (1)

99.7100000 (1)

99.7300000 (1)

99.7420000 (1)

99.7885000 (1)

99.7900000 (1)

99.7952000 (1)

99.8000000 (1)

99.8120000 (1)

99.8200000 (1)

99.8375000 (1)

99.8500000 (1)

99.8640000 (1)

99.8647000 (1)

99.8650000 (1)

99.8773500 (1)

99.8800000 (1)

99.8860000 (1)

99.8920000 (1)

99.8960000 (1)

99.9010000 (1)

99.9020000 (1)

99.9065000 (1)

99.9070000 (1)

99.9091000 (1)

99.9150000 (1)

99.9175000 (1)

99.9250000 (1)

99.9285000 (1)

99.9320000 (1)

99.9370000 (1)

99.9395000 (1)

99.9499500 (1)

99.9514000 (1)

99.9595000 (1)

99.9597670 (1)

99.9597700 (1)

99.9597960 (1)

99.9615000 (1)

99.9620000 (1)

99.9640000 (1)

99.9650000 (1)

99.9659000 (1)

99.9670000 (1)

99.9685000 (1)

99.9690000 (1)

99.9715000 (1)

99.9725000 (1)

99.9749500 (1)

99.9760000 (1)

99.9780000 (1)

99.9787500 (1)

99.9799000 (1)

99.9810000 (1)

99.9815000 (1)

99.9825000 (1)

99.9832000 (1)

99.9848000 (1)

99.9856000 (1)

99.9860000 (1)

99.9862500 (1)

99.9865000 (1)

99.9869700 (1)

99.9870000 (1)

99.9875000 (1)

99.9880000 (1)

99.9890000 (1)

99.9892000 (1)

99.9895800 (1)

99.9899880 (1)

99.9899940 (1)

99.9909000 (1)

99.9915000 (1)

99.9917500 (1)

99.9920000 (1)

99.9922000 (1)

99.9932000 (1)

99.9939000 (1)

99.9940000 (1)

99.9945000 (1)

99.9946000 (1)

99.9948400 (1)

99.9964000 (1)

99.9965000 (1)

99.9965900 (1)

99.9967000 (1)

99.9969000 (1)

99.9970000 (1)

99.9972000 (1)

99.9972500 (1)

99.9974000 (1)

99.9986500 (1)

99.9987500 (1)

99.9991805 (1)

99.9994000 (1)

99.9994300 (1)

99.9994900 (1)

99.9997500 (1)

99.9998800 (1)

99.9999250 (1)

99.9999990 (1)

Gas Component 1
Choose a refinement:

% ARGON (4)

% NITROGEN (4)

% HELIUM (3)

% HYDROGEN (3)

% HEXANE (2)

% OXYGEN (2)

% FLUORINE (1)

% SULFUR HEXAFLUORIDE (1)

PPM NITRIC OXIDE (1)

Gas Component Amount 2
Choose a refinement:

18.0000000 (7)

99.0000000 (5)

0.3000000 (1)

0.5000000 (1)

16.0000000 (1)

2.5000000 (1)

4.5000000 (1)

5.0000000 (1)

8.0000000 (1)

95.5000000 (1)

99.9918000 (1)

Gas Component 2
Choose a refinement:

% CARBON DIOXIDE (6)

% NITROGEN (6)

% ARGON (2)

% HYDROGEN (2)

% OXYGEN (2)

% N BUTANE (1)

% NEON (1)

% NITROUS OXIDE (1)

Gas Component Amount 3
Choose a refinement:

8.0000000 (2)

0.1000000 (1)

10.0000000 (1)

13.5000000 (1)

3.5000000 (1)

89.5700000 (1)

94.0000000 (1)

Gas Component 3
Choose a refinement:

% CARBON DIOXIDE (3)

% ARGON (1)

% ISOPENTANE (1)

% METHANE (1)

% NITROGEN (1)

% OXYGEN (1)

Gas Component Amount 4
Choose a refinement:

0.1000000 (2)

0.5000000 (1)

4.0000000 (1)

Gas Component 4
Choose a refinement:

% CARBON MONOXIDE (1)

% HYDROGEN (1)

% ISOPENTANE (1)

% N PENTANE (1)

Gas Component Amount 5
Choose a refinement:

0.3000000 (2)

16.0000000 (1)

4.0000000 (1)

Gas Component 5
Choose a refinement:

% CARBON MONOXIDE (1)

% ISOBUTANE (1)

% N BUTANE (1)

% NITROGEN (1)

Gas Component Amount 6
Choose a refinement:

5.0000000 (2)

Gas Component 6
Choose a refinement:

% ETHANE (2)

Compare Products Up to 4

Clear All

Mixed Gases

Sort by:

ACLFORCE300SMT

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

Show Full Description Hide Full Description

Compare

SDS

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

Show Full Description Hide Full Description

Airgas Part #:ACLFORCE300SMT

SDS

ACLFORCE300XLT

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder with EXELTOP™, CGA-580

Show Full Description Hide Full Description

Compare

SDS

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder with EXELTOP™, CGA-580

Show Full Description Hide Full Description

Airgas Part #:ACLFORCE300XLT

SDS

ACLFORCEC23

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder, 12-Pack, CGA-580

Show Full Description Hide Full Description

Compare

SDS

ARCAL™ Force Shielding Gas Mixture 18% Carbon Dioxide, Balance Argon, Size 300 High Pressure Steel Cylinder, 12-Pack, CGA-580

Show Full Description Hide Full Description

Airgas Part #:ACLFORCEC23

SDS

E02NI82E15A3443

18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Compare

18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

SDS

18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E02NI82E15A3443

SDS

E02NI82E15A00M4

18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Compare

SDS

18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E02NI82E15A00M4

SDS

E02NI99E15A01M5

82PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Compare

82PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

SDS

82PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Airgas Part #:E02NI99E15A01M5

SDS

X05HE71Q15A0703

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Laser Grade, (Non Medical) Certified Size 150 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Laser Grade, (Non Medical) Certified Size 150 High Pressure Aluminum Cylinder, CGA 350

SDS

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Laser Grade, (Non Medical) Certified Size 150 High Pressure Aluminum Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X05HE71Q15A0703

SDS

X02NI99P15A1884

1% Oxygen, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

1% Oxygen, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 580

SDS

1% Oxygen, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02NI99P15A1884

SDS

X02NI99C2001272

1% Oxygen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

SDS

1% Oxygen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02NI99C2001272

SDS

X05HE71C15A0604

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Compare

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

SDS

0.5% Hydrogen, 4% Carbon Monoxide, 8% Carbon Dioxide, 16% Nitrogen, Balance Helium Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X05HE71C15A0604

SDS

X02NI99C2003789

1% Hydrogen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

SDS

1% Hydrogen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI99C2003789

SDS

X03NI82C2008011

8% Hydrogen, 10% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

SDS

8% Hydrogen, 10% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X03NI82C2008011

SDS

X03NE95Q200T002

1% Fluorine, 3.5% Argon, Balance Neon Laser (Non Medical) Certified Grade, Size 200 High Pressure Steel Cylinder, CGA 670 Washer

Show Full Description Hide Full Description

Compare

SDS

1% Fluorine, 3.5% Argon, Balance Neon Laser (Non Medical) Certified Grade, Size 200 High Pressure Steel Cylinder, CGA 670 Washer

Show Full Description Hide Full Description

Airgas Part #:X03NE95Q200T002

SDS

X02AR99C3006780

1% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

1% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

SDS

1% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02AR99C3006780

SDS

X02NI82C15A2323

18% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

Show Full Description Hide Full Description

Compare

18% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

SDS

18% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02NI82C15A2323

SDS

X11ME89CLP50106

0.03% Hexane, 0.1% Isopentane, 0.1% N Pentane, 0.1% Neopentane, 0.3% Isobutane, 0.3% N Butane, 1% Propane, 1% Carbon Dioxide, 2.5% Nitrogen, 5% Ethane, Balance Methane Certified Reference Material, 5 Gallon Low Pressure Steel Cylinder, CGA 510

0.03% Hexane, 0.1% Isopentane, 0.1% N Pentane, 0.1% Neopentane, 0.3% Isobutane, 0.3% N Butane, 1% Propane, 1% Carbon Dioxide, 2.5% Nitrogen, 5% Ethane, Balance Methane Certified Reference Material, 5 Gallon Low Pressure Steel Cylinder, CGA 510

Show Full Description Hide Full Description

Compare

0.03% Hexane, 0.1% Isopentane, 0.1% N Pentane, 0.1% Neopentane, 0.3% Isobutane, 0.3% N Butane, 1% Propane, 1% Carbon Dioxide, 2.5% Nitrogen, 5% Ethane, Balance Methane Certified Reference Material, 5 Gallon Low Pressure Steel Cylinder, CGA 510

SDS

0.03% Hexane, 0.1% Isopentane, 0.1% N Pentane, 0.1% Neopentane, 0.3% Isobutane, 0.3% N Butane, 1% Propane, 1% Carbon Dioxide, 2.5% Nitrogen, 5% Ethane, Balance Methane Certified Reference Material, 5 Gallon Low Pressure Steel Cylinder, CGA 510

Show Full Description Hide Full Description

Airgas Part #:X11ME89CLP50106

SDS

X02AR99C2003250

1% Hydrogen, Balance Argon Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

SDS

1% Hydrogen, Balance Argon Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02AR99C2003250

SDS

X11ME88P35048B1

0.03% Hexane, 0.1% Isopentane, 0.1% N Pentane, 0.1% Neopentane, 0.3% Isobutane, 0.3% N Butane, 1% Propane, 2% Ethane, 2.5% Carbon Dioxide, 5% Nitrogen, Balance Methane Primary Standard Grade, Size 350 Pound Low Pressure Steel, CGA 510