MIL-PRF-24647E
3.3.5 Composition. The manufacturer is given a choice in the formulation of the paints described by this
document, provided the end product conforms to all requirements of this specification. Soluble metals content and
total metal content of each individual paint of the paint system shall be less than the values listed in tables II and III
when tested in accordance with 4.4.11. Copper (Cu), lead (Pb), and zinc (Zn) contents listed in tables II and III do
not apply to antifouling topcoat paints of Types I, II, and IV. Lead levels in antifouling topcoat paints of Types I,
II, and IV shall be less than 600 mg/L of soluble lead and/or its compounds and less than 0.06 weight percent total
lead and/or its compounds.
TABLE II. Soluble metals content.
Requirement
Maximum (soluble), mg/L
Antimony and/or its compounds
15
Arsenic and/or its compounds
5
Barium and/or its compounds (excluding barite)
100
Beryllium and/or its compounds
0.75
Cadmium and/or its compounds
1
Chromium (VI) compounds
1
Chromium and/or chromium (III) compounds
560
Cobalt and/or its compounds
50
Copper and/or its compounds
25
Fluoride salts
180
Lead and/or its compounds
5
Mercury and/or its compounds
0.2
Molybdenum and/or its compounds
350
Nickel and/or its compounds
20
Selenium and/or its compounds
1
Silver and/or its compounds
5
Tantalum and/or its compounds
100
Thallium and/or its compounds
7
Tungsten and/or its compounds
100
Vanadium and/or its compounds
24
Zinc and/or its compounds
250
7
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