MIL-PRF-24596B(SH)
b.
Statement of the ratio of volatile content to solids expressed as grams of volatile organic hazardous air
pollutants (VOHAP) per liter of solids.
3.10 Toxicity (all classes, all grades, and all applications). The coatings shall not contain the following
materials in excess of 0.06 percent by weight of the dry coating: coal tar or coal tar derivatives, any American
Conference of Governmental Industrial Hygienists (ACGIH) carcinogenic, or ACGIH suspected carcinogenic
compounds. The coating components and mixed coating shall have no adverse effect on the health of personnel
when used for its intended purpose in accordance with the manufacturer's instructions (see 6.7).
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as follows:
a.
Qualification inspection (see 4.2).
b.
Conformance inspection (see 4.4).
4.2 Qualification inspection. Qualification inspection tests shall consist of the tests specified in 4.6. Applicants
for qualification to Class 3 should review special instructions in 6.3.1.
4.2.1 Product qualification. Products shall be qualified to a specific class, grade, application, and color. The
applicable class, grade, application, and color are supplied by the contractor and become a part of the application for
qualification testing (see 6.3). Qualification approval for one class, grade, or application does not constitute
approval of other classes, grades, or applications.
4.2.2 Navy formula 25A. Qualification shall be extended to certified coatings manufactured in accordance with
the requirements of Navy formula 25A (see Appendix B) for Class 1, Grades A and B, applications A, B, C, D, and
E, and colors 24585 (pastel green), 26307 (bulkhead gray), and 27880 (soft white) conforming to FED-STD-595
without testing. Other colors based on Navy formula 25A shall be qualified by testing in accordance with 4.2.1.
4.3 Extension of qualification. Qualification shall be only for the specific class, grade, and application and
shall not extend to any other class, grade, or application. Qualification shall not be extended to paints in colors not
listed in table I. Qualification without testing shall not be extended to Navy formula 25A in colors other than those
listed in 4.2.2. Qualification to the colors of table I is extended for all paints provided the requirements of 3.3.1 are
met. Any paints in colors not listed in table I shall be qualified separately as a commercial product.
4.4 Conformance inspection. Conformance inspection shall consist of all tests specified in table IV as
conformance tests.
TABLE IV. Test procedures.
Item
Requirement
Test method
Conformance tests
Color
3.3, 3.4
4.6.1, ASTM D1729
X
Chemical nature of resin(s)
3.4
4.6.1, ASTM D2621, ASTM E1252
---
Principal constituents, %wt
3.4
4.6.1
---
Pigment, %wt
3.4
4.6.1, ASTM D2698, or ASTM D3723
X
Nonvolatile vehicle solids,
3.4
4.6.1, ASTM D2698
X
%wt
Volatiles, %wt
3.4
4.6.1, ASTM D2698
X
Mass per unit volume
3.4
4.6.1, ASTM D1475
X
Viscosity
3.4
4.6.1, ASTM D562
X
4.6.1, table IV, ASTM D93, or
X
Flash point
3.4, 3.5.5
ASTM D3278
Drying time
3.4
ASTM D1640
X
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