ASTM D6268-98(2003)
(Practice)Standard Practice for Handling, Transportation, and Storage of HFC-125, Pentafluoroethane (C2HF5)
Standard Practice for Handling, Transportation, and Storage of HFC-125, Pentafluoroethane (C<sub>2</sub>HF<sub>5</sub>)
SIGNIFICANCE AND USE
This practice provides requirements for the handling, transportation, and storage of HFC-125 encountered in distribution through both commercial and military channels. It is intended to insure that HFC-125 is handled, transported, and stored in such a way its physical properties are not degraded. Transport may be by various means, such as, but not limited to, highway, rail, water, and air.
SCOPE
1.1 This practice covers guidance and direction to suppliers, purchasers, and users in the handling, transportation, and storage of HFC-125, pentafluoroethane (C2HF5).
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
General Information
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Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D 6268 – 98 (Reapproved 2003)
Standard Practice for
Handling, Transportation, and Storage of HFC-125,
Pentafluoroethane (C HF )
2 5
This standard is issued under the fixed designation D 6268; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope Department of Transportation (DOT) Specifications,
Shippers-General Requirements for Shipping and Packag-
1.1 This practice covers guidance and direction to suppliers,
ings
purchasers, and users in the handling, transportation, and
Code of Federal Regulations (CFR) Title 49, Part 178, U.S.
storage of HFC-125, pentafluoroethane (C HF ).
2 5
DOT Specifications for Packagings
1.2 The values stated in inch-pound units are to be regarded
as standard. The values given in parentheses are for informa-
3. Terminology
tion only.
3.1 Definitions of Terms Specific to This Standard:
1.3 This standard does not purport to address all of the
3.1.1 containers—storage vessel for HFC-125.
safety concerns, if any, associated with its use. It is the
3.1.2 cylinders—containers of HFC-125.
responsibility of the user of this standard to establish appro-
3.1.3 HFC-125—pentafluoroethane, a compound used to
priate safety and health practices and determine the applica-
inert or suppress a fire or explosion hazard.
bility of regulatory limitations prior to use.
3.1.4 insulated—placed in an isolated situation to protect
2. Referenced Documents and prevent the transfer of damage.
2.1 ASTM Standards:
4. Significance and Use
D 6231 Specification for HFC-125, Pentafluoroethane
4.1 This practice provides requirements for the handling,
(C HF )
2 5
3 transportation, and storage of HFC-125 encountered in distri-
2.2 CGA Standards:
bution through both commercial and military channels. It is
C-1 Methods for Hydrostatic Testing of Compressed Gas
intended to insure that HFC-125 is handled, transported, and
Cylinders
stored in such a way its physical properties are not degraded.
C-4 American National Standard Method of Marking Por-
Transportmaybebyvariousmeans,suchas,butnotlimitedto,
table Compressed Gas Containers to Identify the Material
highway, rail, water, and air.
Contained
C-6 Standards for Visual Inspection of Steel Compressed
5. Practice
Gas Cylinders
5.1 Personnel shall be trained in Title 49 CFR, Part 172,
P-1 Safe Handling of Compressed Gases in Containers
Subpart H, to ensure safe handling, loading, unloading, storage
SB-1 Hazards of Refilling Compressed Refrigerant (Halo-
and transportation of material.
genated Hydrocarbon) Gas Cylinders
4 5.2 Handling:
2.3 U.S. Government Standards:
5.2.1 Handling shall be in accordance with CGA P-1.
Code of Federal Regulations (CFR) Title 49, Part 82.106
5.2.2 Personnel who handle or store, or both, cylinders of
Code of Federal Regulations (CFR) Title 49, Part 173, U.S.
HFC-125shallbetrainedproperlytorecognizeandidentifythe
characteristics of the product and the proper methods of safely
This practice is under the jurisdiction of ASTM Committee D26 on Haloge-
handling full, partly full, and empty cylinders.
nated Organic Solvents and Fire-Extinguishing Agents and is the direct responsi-
5.2.3 Facility personnel must be trained in applicable Title
bility of Subcommittee D26.09 on Halogenated Fire Extinguishants.
49 CFR, Parts 173 and 178, and the CGA documents refer-
Current edition approved May 10, 1998. Published February 1999.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or enced in 2.2.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.2.4 HFC-125 handling shall be in nonsmoking, heater-
Standards volume information, refer to the standard’s Document Summary page on
free, ventilated areas to preclude product accumulation. Provi-
the ASTM website.
sions shall be made to ensure that service areas limit HFC-125
Available from the Compressed Gas Association.
Available from Superintendent of Documents, U.S. Government Printing concentrations to not exceed 10 % for 1 min and 0.1 % for 8 h.
Office, Washington, DC 20036.
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