All vinegars shall be without any metallic salts of arsenic, lead, copper, tin, or zinc, or any sulphuric, hydrochloric, nitric, or other mineral acid injurious to health; and if any vinegar contains any metallic salts of arsenic, lead, copper, tin, or zinc, or any sulphuric, hydrochloric, nitric, or other mineral acid injurious to health, it shall be deemed to be adulterated within the meaning of this chapter.
R.I. Gen. Laws § 21-22-3
Metallic salts — Mineral acids
G.L. 1896, ch. 148, § 6; P.L. 1903, ch. 1107, § 2; G.L. 1909, ch. 174, § 3; G.L. 1923, ch. 205, § 3; G.L. 1938, ch. 270, § 3; G.L. 1956, § 21-22-3.
Official source: Rhode Island General Assembly. Reproduced from public-domain Rhode Island statutes; confirm against the official source for the current text. Not legal advice.