Sampling and analysis shall be conducted in accordance with methods published by the association of official analytical chemists, or in accordance with other generally recognized methods. Such methods may be established for use by rules promulgated pursuant to the provisions of chapter 1-26.

Source: SL 1964, ch 5, § 9 (b); SDCL, § 39-14-27; SL 1970, ch 228, § 11 (6); SL 1986, ch 326, § 78.