1、Designation: D6368 06 (Reapproved 2018)Standard Specification forVapor-Degreasing Solvents Based on normal-PropylBromide and Technical Grade normal-Propyl Bromide1This standard is issued under the fixed designation D6368; the number immediately following the designation indicates the year oforiginal
2、 adoption or, in the 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 standard covers solvents based on stabilizednormal-propyl brom
3、ide (nPB) for use in vapor degreasing. Thestandard also includes a separate specification for technical-grade n-propyl bromide.1.2 Blends and azeotropic mixtures of stabilized nPB forvapor-degreasing shall be blended from nPB meeting thespecification for technical-grade nPB.NOTE 1Guide D3844, Practi
4、ce D4276, and MNL22provide additionalimportant information on vapor degreasing and solvent properties.1.3 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of Internatio
5、nal Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:3D1078 Test Method for Distillation Range of Volatile Or-ganic LiquidsD2108 Test Method for Color of Halogenated OrganicSolvents and
6、Their Admixtures (Platinum-Cobalt Scale)D2109 Test Methods for Nonvolatile Matter in HalogenatedOrganic Solvents and Their AdmixturesD2111 Test Methods for Specific Gravity and Density ofHalogenated Organic Solvents and Their AdmixturesD2251 Test Method for Metal Corrosion by HalogenatedOrganic Solv
7、ents and Their AdmixturesD2942 Test Method for Total Acid Acceptance of Haloge-nated Organic Solvents (Nonreflux Methods)D2989 Test Method for Acidity-Alkalinity of HalogenatedOrganic Solvents and Their AdmixturesD3401 Test Methods for Water in Halogenated OrganicSolvents and Their AdmixturesD3741 T
8、est Methods for Appearance of Admixtures Con-taining Halogenated Organic SolventsD3844 Guide for Labeling Chlorinated Hydrocarbon Sol-vent Containers (Withdrawn 2013)4D4276 Practice for Confined Area EntryD4755 Test Method for Free Halogens in HalogenatedOrganic Solvents and Their Admixtures2.2 U.S.
9、 Government Documents:529 CFR 1919.1200 Department of Labor, OSHA Regula-tions on Hazard Communications49 CFR 100 to 199 Department of Transportation HazardousMaterials Regulations3. Properties3.1 Vapor-degreasing solvents based on stabilized normal-propyl bromide shall conform to the requirements p
10、rescribed inTable 1. The metal corrosion tests described in Test MethodD2251 (test at reflux temperature only) shall be performed withaluminum (Al 1100). It is recommended, but not a requirementof this specification, that this test also be carried out by the enduser on all metal alloys expected to c
11、ontact the solvent duringthe intended storage and use.3.2 Blends and azeotropic mixtures of stabilized nPB withother materials for use in vapor degreasing shall be preparedfrom technical-grade nPB which conforms to the requirementsprescribed in Table 2.4. Packaging4.1 Industrial or commercial quanti
12、ties shall be packagedand labeled in accordance with DOT regulations as found in 49CFR 100 to 199 and state and local regulations, and withOSHA Regulations found in 29 CFR 1910.1200.1This specification is under the jurisdiction of ASTM Committee D26 onHalogenated Organic Solvents and Fire Extinguish
13、ing Agents and is the directresponsibility of Subcommittee D26.02 on Vapor Degreasing.Current edition approved July 1, 2018. Published July 2018. Originally approvedin 1999. Last previous edition approved in 2012 as D6368 06(2012). DOI:10.1520/D6368-06R18.2Manual on Vapor Degreasing, MNL2, Third Edi
14、tion, ASTM.3For 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.4The last approved version of this historical stan
15、dard is referenced onwww.astm.org.5The Code of Federal Regulations may be obtained from U.S. GovernmentPublishing Office (GPO), 732 N. Capitol Street, NW, Washington, DC 20401,http:/www.gpo.gov.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United
16、 StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers t
17、o Trade (TBT) Committee.15. Keywords5.1 1-bromopropane; normal-propyl bromide; vapor-degreasing solventASTM 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 d
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22、right Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 1 Properties of Vapor-Degreasing Solvents Based onStabilized n-Propyl BromideProperty SpecificationTestMethodBoiling point, C, min 6575 D1078Acidity (as HCl), weight %, max 0.0010 D2989Water, weight %, max 0.01
23、50 D3401Appearance clear and free fromsuspended matterD3741Color, APHA, max 15 D2108Free halogen passes test D4755Nonvolatile residue, weight %, max 0.0010 D2109Acid acceptance (as NaOH), weight %, min 0.15 D2942Aluminum corrosion at reflux no evidence of tar-nish or corrosionwhen comparedwith a sim
24、ilar un-tested stripD2251normal-propyl bromide content, weight %, min 90 GCiso-propyl bromide content, weight %, max 0.05 GCTABLE 2 Properties of Technical-Grade n-Propyl BromideProperty SpecificationTestMethodSpecific gravity, 25/25 C 1.341.35 D2111Boiling point, C 7071 D1078Acidity (as HCl), weigh
25、t %, max 0.0010 D2989Water, weight %, max 0.0100 D3401Appearance clear and free fromsuspended matterD3741Color, APHA, max 15 D2108Free halogen passes test D4755Nonvolatile residue, weight %, max 0.0010 D2109normal-propyl bromide content, weight %, min 99.5 GCiso-propyl bromide content, weight %, max 0.05 GCD6368 06 (2018)2
