ASTM D2635-2007(2012) Standard Specification for Methyl Isobutyl Carbinol《甲基异丁基甲醇的标准规格》.pdf
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1、Designation: D2635 07 (Reapproved 2012)Standard Specification forMethyl Isobutyl Carbinol1This standard is issued under the fixed designation D2635; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A numbe
2、r in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers methyl isobutyl carbinol2foruse in paint, varnish, lacquer, and related products.1.2 The following applies to all
3、 specified limits in thisstandard; for purposes of determining conformance with thisstandard, an observed value or a calculated value shall berounded off “to the nearest unit” in the last right-had digit usedin expressing the specification limit, in accordance with therounding-off method of Practice
4、 E29.1.3 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.1.4 For specific hazard information and guidance, consultsuppliers Material Safety Data Sheet.2. Referenced Documents2.1 ASTM Standards:3D268 Guide for Sampling and Testin
5、g Volatile Solvents andChemical Intermediates for Use in Paint and RelatedCoatings and MaterialD1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)D1353 Test Method for Nonvolatile Matter in Volatile Sol-vents for Use in Paint, Varnish, Lacquer, and RelatedProductsD1364 Test Method f
6、or Water in Volatile Solvents (KarlFischer Reagent Titration Method)D1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint, Varnish, Lacquer,and Related ProductsD3329 Test Method for Purity of Methyl Isobutyl Ketone byGas ChromatographyD4052 Test Method for Densit
7、y, Relative Density, and APIGravity of Liquids by Digital Density MeterD5386 Test Method for Color of Liquids Using TristimulusColorimetryE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE300 Practice for Sampling Industrial Chemicals2.2 U.S. Federal
8、Specification:4PPP-C-2020 Chemicals, Liquid, Dry, and Paste: Packagingof3. Properties3.1 Methyl isobutyl carbinol shall conform to the followingrequirements:Apparent specific gravity20/20C 0.806 to 0.809or25/25C 0.803 to 0.806Color, Pt-Co units, max (Note 1) 10Water, wt %, max 0.1Acidity (free acid
9、as acetic acid), wt %, max 0.005Nonvolatile matter, mg/100 mL, max 5Purity, wt %, min 98.0NOTE 1Instrumental Pt-Co color determined by Test Method D5386has been shown to have no statistically significant difference from Pt-Cocolor determined by Test Method D1209. However, it is not knownwhether meth
10、yl isobutyl carbinol was part of the sample set included inthe interlaboratory study.4. Test Methods4.1 The material shall be sampled in accordance withPractice E300 and the properties enumerated in this specifica-tion shall be determined in accordance with the followingASTM test methods:4.1.1 Appar
11、ent Specific GravityDetermine the apparentspecific gravity by any method that is accurate to the thirddecimal place, the temperature of both specimen and waterbeing 20C or 25C. (See Guide D268 and Test MethodD4052.)4.1.2 ColorTest Method D1209 (see Note 1).4.1.3 WaterTest Method D1364.4.1.4 AcidityT
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