… Of a thickness of 4.75 mm or more but not exceeding 10 mm …
Classification opinions
… components of the primer are titanium dioxide (0.5 - 10 %), tetraethyl orthosilicate (25 - 40 %), zinc powder (30 - 50 %), ethyl alcohol (10 - 25 %), isopropanol (10 - 15 %), butanol (2.5 - 10 %) and xylene (2 - 8 %). …