ASTM D6268-98
(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>)
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
Relations
Standards Content (Sample)
NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: D 6268 – 98
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 Code of Federal Regulations (CFR) Title 49, Part 178, U.S.
DOT Specifications for Packagings
1.1 This practice covers guidance and direction to suppliers,
purchasers, and users in the handling, transportation, and
3. Terminology
storage of HFC-125, pentafluoroethane (C HF ).
2 5
3.1 Definitions of Terms Specific to This Standard:
1.2 The values stated in inch-pound units are to be regarded
3.1.1 containers—storage vessel for HFC-125.
as standard. The values given in parentheses are for informa-
3.1.2 cylinders—containers of HFC-125.
tion only.
3.1.3 HFC-125—pentafluoroethane, a compound used to
1.3 This standard does not purport to address all of the
inert or suppress a fire or explosion hazard.
safety concerns, if any, associated with its use. It is the
3.1.4 insulated—placed in an isolated situation to protect
responsibility of the user of this standard to establish appro-
and prevent the transfer of damage.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
4. Significance and Use
2. Referenced Documents 4.1 This practice provides requirements for the handling,
transportation, and storage of HFC-125 encountered in distri-
2.1 ASTM Standards:
bution through both commercial and military channels. It is
D 6231 Specification for HFC-125, Pentafluoroethane
2 intended to insure that HFC-125 is handled, transported, and
(C HF )
2 5
stored in such a way its physical properties are not degraded.
2.2 CGA Standards:
Transport may be by various means, such as, but not limited to,
C-1 Methods for Hydrostatic Testing of Compressed Gas
highway, rail, water, and air.
Cylinders
C-4 American National Standard Method of Marking Por-
5. Practice
table Compressed Gas Containers to Identify the Material
5.1 Personnel shall be trained in Title 49 CFR, Part 172,
Contained
Subpart H, to ensure safe handling, loading, unloading, storage
C-6 Standards for Visual Inspection of Steel Compressed
and transportation of material.
Gas Cylinders
5.2 Handling:
P-1 Safe Handling of Compressed Gases in Containers
5.2.1 Handling shall be in accordance with CGA P-1.
SB-1 Hazards of Refilling Compressed Refrigerant (Halo-
5.2.2 Personnel who handle or store, or both, cylinders of
genated Hydrocarbon) Gas Cylinders
HFC-125 shall be trained properly to recognize and identify the
2.3 U.S. Government Standards:
characteristics of the product and the proper methods of safely
Code of Federal Regulations (CFR) Title 49, Part 82.106
handling full, partly full, and empty cylinders.
Code of Federal Regulations (CFR) Title 49, Part 173, U.S.
5.2.3 Facility personnel must be trained in applicable Title
Department of Transportation (DOT) Specifications,
49 CFR, Parts 173 and 178, and the CGA documents refer-
Shippers-General Requirements for Shipping and Packag-
enced in 2.2.
ings
5.2.4 HFC-125 handling shall be in nonsmoking, heater-
free, ventilated areas to preclude product accumulation. Provi-
sions shall be made to ensure that service areas limit HFC-125
This practice is under the jurisdiction of ASTM Committee D26 on Haloge-
nated Organic Solvents and Fire-Extinguishing Agents and is the direct responsi-
concentrations to not exceed 7.5 % for 1 min and 0.1 % for 8
bility of Subcommittee D26.09 on Halogenated Fire Extinguishants.
h.
Current edition approved May 10, 1998. Published February 1999.
2 5.2.5 Cylinders shall not be overfilled. The maximum per-
Annual Book of ASTM Standards,Vol
3 3
mitted filling density shall be 945 kg/m (59 lb/ft ). The liquid
Available from the Compressed Gas Association.
Available from Superintendent of Documents, U.S. Government Printing
portion of the liquefied gases must not completely fill the
Office, Washington, DC 20036.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
NOTICE: This standard has either been superceded and replaced by a new
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.