1、Designation: D4995 04 (Reapproved 2010)Standard Specification forElectronic and Degreasing Grades of1,1,2Trichloro 1,2,2,Trifluoroethane Solvent1This standard is issued under the fixed designation D4995; the number immediately following the designation indicates the year oforiginal adoption or, in t
2、he case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification establishes the requirements for threegrades of trichlorotrifluoro
3、ethane solvent: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:2D1078 Test Method for Distillation Range of Volatile Or-ganic LiquidsD2
4、109 Test Methods for Nonvolatile Matter in HalogenatedOrganic Solvents and Their AdmixturesD3401 Test Methods for Water in Halogenated OrganicSolvents and Their AdmixturesD3443 Test Method for Chloride in TrichlorotrifluoroethaneD3444 Test Method for Total Acid Number of Trichlorotri-fluoroethaneD34
5、48 Test Method for Specific Aqueous Conductance ofTrichlorotrifluoroethaneD3844 Guide for Labeling Chlorinated Hydrocarbon Sol-vent ContainersD6806 Practice for Analysis of Halogenated Organic Sol-vents and Their Admixtures by Gas Chromatography2.2 Other Documents:329 CFR 1919.1200 Department of Lab
6、or, OSHA 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. Class
7、ification3.1 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 a
8、ndassemblies 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 t
9、hanthose 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 regulat
10、ions 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
11、 ASTM Committee D26 onHalogenated Organic Solvents and Fire Extinguishing Agents and is the directresponsibility of Subcommittee D26.03 on Cold Cleaning.Current edition approved Feb. 1, 2010. Published March 2010. Originallyapproved in 1994. Last previous edition approved in 2004 as D4995 04. DOI:10
12、1520/D4995-04R10.2For referenced 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 obt
13、ained from the Superintendent 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
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20、IGHT/).TABLE 1 Chemical and Physical PropertiesAPropertySolvent Type TestMethodType I Type II Type IIaBoiling point (at standard barometric pressure) 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)D1078Chemical purity trichlorotrifluoroethane; percent, minimum (by weight) 9
21、9.9 99.8 99.8 D6806Balance of product Other halogenatedsolventsOther halogenatedsolventsOther halogenatedsolventsD6806Moisture Content, ppm, maximum (by weight) 10 10 50 D3401Chloride Ion, ppm, max (by weight) 0.1 0.1 0.1 D3443Specific Aqueous ConductanceB(s/cm; max) 1.9 1.9 D3448Acid Number, mg KOH/g of sample, max 0.003 0.003 D3444Residue, ppm, max (by weight) 1 2 25 D2109AProperties 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.D4995 04 (2010)2
