TT-P-645 Paint, Alkyd Type, Formula Number 84This specification covers an anticorrosive paint for general purpose applications to steel and aluminum. The paint contains a maximum of 250 grams of volatile organic compounds VOC per liter 2.08 pounds of VOC per gallon. This paint is to be used as supplied with no thinning.

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TT-P-645C

TABLE VI. Hazardous solvent content.

Hazardous solvent in total paint	Maximum, %WT
Benzene	0.05
Chlorinated solvent(s), total Carbon tetrachloride Chloroform (trichloromethane) Methylene chloride (dichloromethane) Tetrachloroethylene (perchloroethylene) 1,1,1-Trichloroethylene (methyl chloroform) Trichloroethylene	0.05
Ethyl benzene	0.05
Methyl, ethyl, and butyl mono-ethers of ethylene glycol or the acetates, total (methyl, ethyl, and butyl cellosolves and acetates)	0.05
Methyl ethyl ketone (MEK)	0.05
Methyl isobutyl ketone (MIBK)	0.05
Toluene	0.05
Xylene (all forms), total	0.1

3.4 Qualitative requirements. The paint shall conform to the qualitative requirements specified in 3.4.1 through

3.4.10.

3.4.1 Odor. The odor shall be characteristic of the volatiles permitted when tested as specified (see table VII).

3.4.2 Color. The color of the paint shall approximately match color chip no. 34230 of FED-STD-595 when tested as specified (see 4.6.10).

3.4.3 Flexibility. The paint shall show no evidence of cracking when tested as specified (see 4.6.5).

3.4.4 VOC regulations. This paint complies with 40 CFR 63, Subpart II and shall be used as supplied without thinning (see 4.6.4).

3.4.5 Condition in container. When tested as specified in 4.6.6, a freshly opened, full container of paint shall be free from lumps, abnormal thickening, or livering and shall show no more pigment settling or caking than can be readily reincorporated to a smooth, uniform state.

3.4.5.1 Storage stability.

3.4.5.1.1 Full container. When tested as specified in 4.6.7.1, the product shall be capable of being readily broken up with a paddle to a smooth uniform consistency. It shall be free from livering, curdling, gelling, pigment float, hard caking, gummy sediment, or other objectionable properties for at least 1 year after date of manufacture. The paint shall conform in all respects to this specification.

3.4.5.1.2 Partially full container. When tested as specified in 4.6.7.2, paint shall show no skinning at the end of 48 hours. In addition, the paint shall show no livering, curdling, hard caking, or gummy sediment after being in a partially filled container at an elevated temperature. The paint shall mix readily to a smooth uniform state. Any skin formed shall be easily removed.