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Acetylene


Specialty Gases and Equipment
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(514) 956-7503

Description
NAME: ACETYLENE
SYNONYM: ETHYNE
FORMULA: C2H2

Gas Data
MOLECULAR WEIGHT: 26.04
DENSITY: 1.1747 kg/m3 @ 0ºC 101.325 kPa
DENSITY: 0.0733 lb/ft3 @ 32ºF, 14.696 psi
SPECIFIC VOLUME: 0.8512 m3/kg @ 0ºC 101.325 kPa
SPECIFIC VOLUME: 13.637 ft3/lb @ 32ºF, 14.696 psi
VP @21.1C (kPa): 4478.81
VP @70F (PSIA): 649.6

Safety Information
LFL IN AIR: 2.5%
UFL IN AIR: 100%
PROPERTY STATEMENT: FORMS EXPLOSIVE ACETYLIDES WITH COPPER, MERCURY OR SILVER DISSOLVED IN ACETONE

 
Shipping Information
CAS NUMBER: 74-86-2
I.D. NUMBER: UN 1001
DOT PROPER NAME: ACETYLENE, DISSOLVED
TC PROPER NAME: ACETYLENE, DISSOLVED
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
1B
510
250
1,725
210
95
2B
510
250
1,725
42
19

Gas Grade Purity Specifications
Gas Grade Purity Specifications Product Code Cylinder Size Content Equipment Recommendations Model No.
US Metric
Acetylene,
Purified
99.6%

Guaranteed Specifications
PH3 < 15 ppm
1001341B 1B*
330 ft3
9.35 m3
Single-Stage Reg.
Flash Arrestor
Detector Tube
Personal Monitor
81-1-1205C-510
6103L
8014-101S
IQ250, 8059
1001342B 2B* 40 ft3 1.13 m3
A certificate of conformance will be provided upon request.
*Contents may vary slightly due to porosity of filler material.
Do Not Discharge This Gas At Pressures Exceeding 15 psig (104kPa)
Gas Grade Purity Specifications
Gas Grade Purity Specifications Product Code Cylinder Size Content Equipment Recommendations Model No.
US Metric
Acetylene,
Commercial Purity
98%

1001131B 1B 330 ft3 9.34 m3 Single-Stage Reg.
Flash Arrestor
Detector Tube
Personal Monitor
1PA-510
6103L
8014-101S
IQ250, 8059
A certificate of conformance will be provided upon request.
*Contents may vary slightly due to porosity of filler material.
Do Not Discharge This Gas At Pressures Exceeding 15 psig (104kPa)

 

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This page was last updated September 25, 2006