ASTM D2349-90(2003)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D2349–90(Reapproved2003)
Standard Test Method for Qualitative Determination of
Nature of Solvent Composition in Solvent-Reducible Paints
This standard is issued under the fixed designation D 2349; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4.2 Purity of Water—Unless otherwise indicated, references
to water shall be understood to mean reagent water conforming
1.1 This test method covers the determination of the nature
to Type IV of Specification D 1193.
of solvent in solvent-reducible house paints containing only
4.3 Antimony Pentachloride (SbCl ).
hydrocarbon solvents. 5
4.4 Chloroform.
1.2 This standard does not purport to address the safety
4.5 Nitric Acid (sp gr 1.42)—Concentrated nitric acid
concerns, if any, associated with its use. It is the responsibility
(HNO ).
of the user of this standard to establish appropriate safety and
4.6 Sulfuric Acid (sp gr 1.84)—Concentrated sulfuric acid
health practices and determine the applicability of regulatory
(H SO ).
2 4
limitations prior to use.
5. Preparation of Sample
2. Referenced Documents
5.1 Mix and prepare the sample in accordance with Practice
2.1 ASTM Standards:
D 215.
D 215 Practice for the ChemicalAnalysis of White Linseed
Oil Paints
6. Nature of Solvent
D 233 Test Methods of Sampling and Testing Turpentine
4 6.1 Transfer approximately 150 g of the paint to a 500-mL
D 1193 Specification for Reagent Water
flask fitted with a 2-hole cork stopper carrying a spray trap
3. Significance and Use connected with a suitable condenser. Through the other hole in
the stopper pass an influx tube for steam. (This tube should dip
3.1 This test method provides a procedure for determining
below the surface of the paint.) Heat the flask in an oil or air
qualitatively the composition of solvent in paints containing
bath at 100°C and pass through it a current of steam; with the
only hydrocarbon solvents.
steam still passing through, raise the temperature of the bath to
4. Reagents 130°C. Catch the distillate in a small separatory funnel;
continue distillation until 300 mLof water have been obtained.
4.1 Purity of Reagents—Reagent grade chemicals shall be
Portions of this water may be drawn from the cock of the
used in all tests. Unless otherwise indicated, it is intended that
separatory funnel from time to time, but care must be taken not
all reagents shall conform to the specifications of the Commit-
to draw out any of the volatile solvent.
tee onAnalytical Reagents of theAmerican Chemical Society,
6.2 Let the distillate stand until it separates into two layers,
where such specifications are available. Other grades may be
then draw off the water and filter the volatile solvent through a
used, provided it is first ascertained that the reagent is of
dry filter paper into a dry flask. If the solvent is apparently
sufficiently high purity to permit its use without lessening the
turpentine, examine the distillate in accordance with Color,
accuracy of the determination.
Odor, Specific Gravity, Refractive Index and Distillation sec-
tions of Test Methods D 233. If the solvent is a mixture of
This test method is under the jurisdiction of ASTM Committee D01 on Paint
turpentine and petroleum spirits, an approximate determination
and Related C
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