1、Designation: D 4995 04Standard Specification forElectronic and Degreasing Grades of1,1,2Trichloro 1,2,2,Trifluoroethane Solvent1This standard is issued under the fixed designation D 4995; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revis
2、ion, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification establishes the requirements for threegrades of trichlorotrifluoroethane solvent:
3、1.1.1 Type I electronic or ultra-clean grade,1.1.2 Type II standard or vapor-degreasing grade, and1.1.3 Type IIA general purpose, packaged in a pressurizedcontainer grade.2. Referenced Documents2.1 ASTM Standards:2D 1078 Test Method for Distillation Range of VolatileOrganic LiquidsD 2109 Test Method
4、s for Nonvolatile Matter in Haloge-nated Organic Solvents and Their AdmixturesD 3401 Test Methods for Water in Halogenated OrganicSolvents and Their AdmixturesD 3443 Test Method for Chloride in Trichlorotrifluoroet-haneD 3444 Test Method for Total Acid Number of Trichlorot-rifluoroethaneD 3448 Test
5、Method for Specific Aqueous Conductance ofTrichlorotrifluoroethaneD 3844 Practice for Labeling Halogenated HydrocarbonSolvent ContainersD 6806 Practice for Analysis of Halogenated Organic Sol-vents and Their Admixtures by Gas Chromatography2.2 Other Documents:329 CFR 1919.1200 Department of Labor, O
6、SHA Regula-tions on Hazard Communications49 CFR 100 to 199 Department of Transportation Hazard-ous Materials RegulationsPPP-C-2020 Federal Specification, Chemicals, Liquid, Dryand Paste: Packaging of4STP 310A Handbook of Vapor-Degreasing5STP 403A Cold Cleaning with Halogenated Solvents53. Classifica
7、tion3.1 Type IType I solvent is intended for use in thecleaning of space vehicle components, precision assemblies,oxygen systems and electronic equipment by the processes ofspraying, flushing, vapor degreasing, or ultrasonics. The sol-vent is especially applicable for cleaning precision parts andass
8、emblies in clean rooms and for use as a medium in testingthe cleanliness of components that are assumed to be clean.3.2 Types II and IIATypes II and IIA are typically used invapor degreasing applications or in other processes where therequirements for purity and cleanliness are less stringent thanth
9、ose of a cleaning process using Type I solvent.4. Properties4.1 Electronic or ultra-clean and degreasing grades oftrichlorotrifluoroethane shall conform to the requirements pre-scribed in Table 1.5. Packaging5.1 Package and label industrial or commercial quantities inaccordance with DOT regulations
10、in 49 CFR 100 to 199, inaccordance with state and local regulations, in accordance withOSHA regulations found in 29 CFR 1910.1200, and in accor-dance with EPA regulations found in 40 CFR 82 Subpart E.6. Keywords6.1 CFC-113; trichlorotrifluoroethane1This specification is under the jurisdiction of AST
11、M Committee D26 onHalogenated Organic Solvents and Fire Extinguishing Agents and is the directresponsibility of Subcommittee D26.03 on Cold Cleaning.Current edition approved Jan. 1, 2004. Published March 2004. Originallyapproved in 1994. Last previous edition approved in 2000 as D 4995 00.2For refer
12、enced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3The Code of Federal Regulations may be obtained from the Superintenden
13、t ofDocuments, U.S. Government Printing Office, Washington, DC 20402.4Copies of Federal Specifications are available from General Services Admin-istration, Specification Unit WFSIS, 7th and D Street SW, Washington, DC 20406,or from General Services Administration Business Service Centers in Boston,
14、NewYork, Philadelphia, Atlanta, Chicago, Kansas City, MO, Ft. Worth, Houston,Denver, San Francisco, Los Angeles, and Seattle, WA.5Available from ASTM Headquarters, 100 Barr Harbor Drive, PO Box C700,West Conshohocken, PA 19428-2959.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, W
15、est Conshohocken, PA 19428-2959, United States.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights,
16、and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revi
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18、shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be o
19、btained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 1 Chemical and Physical PropertiesAPropertySolvent Type TestMethodType I Type II Type IIaBoiling point (at standard barometric p
20、ressure) 47.6 6 0.2C(117.66 0.4F)47.6 6 0.2C(117.66 0.4F)47.6 6 0.2C(117.6 6 0.4F)D 1078Chemical purity trichlorotrifluoroethane; percent, minimum (by weight) 99.9 99.8 99.8 D 6806Balance of product Other halogenatedsolventsOther halogenatedsolventsOther halogenatedsolventsD 6806Moisture Content, pp
21、m, maximum (by weight) 10 10 50 D 3401Chloride Ion, ppm, max (by weight) 0.1 0.1 0.1 D 3443Specific Aqueous ConductanceB(s/cm; max) 1.9 1.9 D 3448Acid Number, mg KOH/g of sample, max 0.003 0.003 D 3444Residue, ppm, max (by weight) 1 2 25 D 2109AProperties apply to total trifluorotrichloroethane and do not specify distribution between isomers.BSpecific aqueous conductance test may be used as an alternate to chloride ion test for types I and II.D4995042
