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n-Butane


Specialty Gases and Equipment

(514) 956-7503

Description
NAME: n-BUTANE
SYNONYM: BUTANE
FORMULA: C4H10

Gas Data
MOLECULAR WEIGHT: 58.120
DENSITY: 2.544 kg/m3 @ 20ºC 101.325 kPa
DENSITY: 0.1588 lb/ft3 @ 68ºF, 14.696 psi
SPECIFIC VOLUME: 0.3930 m3/kg @ 20ºC 101.325 kPa
SPECIFIC VOLUME: 6.2967 ft3/lb @ 68ºF, 14.696 psi
VP @21.1C (kPa): 213.73
VP @70F (PSIA): 31.0

Safety Information
LFL IN AIR: 1.9%
UFL IN AIR: 8.5%
PERMISSIBLE EXPOSURE LIMIT (TLV):
800 ppm

Shipping Information
CAS NUMBER: 106-97-8
I.D. NUMBER: UN 1011
DOT PROPER NAME: BUTANE
TC PROPER NAME: BUTANE
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
1F 510 16.3 112 202 91
1A 510 16.3 112 172 78
2 510 16.3 112 90 41
3 510 16.3 112 45 21
4 510 16.3 112 24 11
6 510 16.3 112 20 9
7 510 16.3 112 6 3
LB 170 16.3 112 6 3

Gas Grade Purity Specifications
Gas Grade Purity Specifications Product Code Cylinder Size Contents Equipment Recommendations Model No.
US Metric
n-Butane,
Research Purity
99.910%

Guaranteed Specifications
1,3-Butadiene < 1 ppm
1-Butene < 1 ppm
2-Butene (cis) < 5 ppm
2-Butene (trans) < 5 ppm
2,2-Dimethylpropane < 2 ppm
Ethane < 1 ppm
Ethylene < 1 ppm
Isobutane < 500 ppm
Isobutylene < 100 ppm
Isopentane < 2 ppm
Methane < 1 ppm
Nitrogen < 5 ppm
Oxygen < 5 ppm
Pentane < 2 ppm
Propane < 300 ppm
Propylene < 2 ppm
Water < 1 ppm
1011071F
1011071A
10110702
10110703
10110704
10110706
10110707
101107LB
1F
1A
2
3
4
6
7
LB
120 lbs
40 lbs
17 lbs
6 lbs
2 lbs
0.88 lbs
0.44 lbs
0.375 lbs
54.43 kg
18.15 kg
7.71 kg
2.72 kg
0.907 kg
400 gm
200 gm
170 gm
Single-Stage Reg.
Detector Tube
Personal Monitor
Cyl. Valve Wrench
Series 3530-510
8014-221SA
8059, IQ250
TW-4
A certificate of analysis is available upon request.
Note: Analysis for sulfurs, alcohols, and hydrides can be done on a custom basis. Please contact your local branch for more information and pricing.

Gas Grade Purity Specifications Product Code Cylinder Size Content Equipment Recommendations Model No.
US Metric
n-Butane,
Matheson Purity
99.850%
Guaranteed Specifications
1-Butene < 10 ppm
2,2-Dimethylpropane < 10 ppm
Ethane < 3 ppm
Ethylene < 10 ppm
Isobutane < 750 ppm
Isobutylene < 10 ppm
Isopentane < 10 ppm
Methane < 1 ppm
Nitrogen < 10 ppm
Oxygen < 10 ppm
Pentane < 10 ppm

Propane < 350 ppm
Propylene < 2 ppm
Water < 2 ppm
1011061F
1011061A
10110602
10110603
10110604
10110606
10110607
101106LB
1F
1A
2
3
4
6
7
LB
120 lbs
40 lbs
17 lbs
6 lbs
2 lbs
0.88 lbs
0.44 lbs
0.375 lbs
54.43 kg
18.15 kg
7.71 kg
2.72 kg
0.907 kg
400 gm
200 gm
170 gm
Single-Stage Reg.
Detector Tube
Personal Monitor
Cyl. Valve Wrench
Series 3530-510
8014-221SA
8059, IQ250
TW-4
A certificate of analysis is available upon request.
Note: Analysis for sulfurs, alcohols, and hydrides can be done on a custom basis. Please contact your local branch for more information and pricing.

Gas Grade Purity Specifications Product Code Cylinder Size Content Equipment Recommendations Model No.
US Metric
n-Butane,
Ultra High Purity
99.70%
Guaranteed Specifications
Ethane < 5 ppm
Isobutane < 1500 ppm
Methane < 2 ppm
Pentane < 10 ppm
Propane < 500 ppm
Propylene < 2 ppm
Water
< 2 ppm --
1011051F
1011051A
10110502
10110503
10110504
10110506
10110507
101105LB
1F
1A
2
3
4
6
7
LB
120 lbs
40 lbs
17 lbs
6 lbs
2 lbs
0.88 lbs
0.44 lbs
0.375 lbs
54.43 kg
18.15 kg
7.71 kg
2.72 kg
0.907 kg
400 gm
200 gm
170 gm
Single-Stage Reg.
Detector Tube
Personal Monitor
Cyl. Valve Wrench
Series 3530-510
8014-221SA
8059, IQ250
TW-4
A lot of analysis will be provided with each order. Please inquire for individual cylinder analysis.

 Gas Grade Purity Specifications Product Code Cylinder Size Contents Equipment Recommendations Model No.
US Metric
n-Butane,
Instrument Purity

99.5%
Air < 0.05%
1011121F
10111202
10111203
10111204
101112LB
1F
2
3
4
LB
-
120 lbs
17 lbs
6 lbs
2 lbs
0.375 lbs
54.43 kg
7.71 kg
2.72 kg
0.91 kg
170 gm
Single-Stage Reg.
LB Regulator
Detector Tube
Personal Monitor
Cyl. Valve Wrench
Series 3530-510
Series 3550-170
8014-221SA
8059, IQ250
TW-4
A certificate of conformance will be provided on request.
A lot analysis available at additional charge.
All except LB can be furnished with full length eductor tubes for liquid withdrawal on request.

Gas Grade Purity Specifications Product Code Cylinder Size Content Equipment Recommendations Model No.
US Metric
n-Butane,
CP Grade

99%
1011091F
1011091A
10110902
10110903
10110904
101109LB
1F
1A
2
3
4
LB
120 lbs
40 lbs
16 lbs
6 lbs
2 lbs
0.375 lbs
54.43 kg
18.14 kg
7.26 kg
2.72 kg
0.91 kg
170 gm
Single-Stage Reg.
LB Regulator
Detector
Tube
Personal Monitor
Cyl. Valve Wrench
Series 1-510
Series 3320-170

8014-221SA
8059, IQ250
TW-4
A certificate of conformance will be provided on request.
All except LB can be furnished with full length eductor tubes for liquid withdrawal on request.
 

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This page was last updated December 05, 2003