38-19-5. Guaranteed analysis defined.
The term, guaranteed analysis, means the minimum percentage of plant nutrients claimed in the following order and form:
(1)Total nitrogen (N) ____________ percent
Available phosphoric acid (P2O5) or available phosphate ____________ percent
Soluble potash (K2O) ____________ percent
(2)For unacidulated mineral phosphatic materials and basic slag, both total and available phosphoric acid and the degree of fineness shall be stated. For bone, tankage, and other organic phosphatic materials, total phosphoric acid shall be stated.
(3)Guarantees for plant nutrients other than nitrogen, phosphoric acid, and potash may be permitted or required by regulations of the secretary of agriculture and natural resources. The guarantees for such other nutrients shall be expressed in the form of the element. The sources of such other nutrients (oxides, salt, chelates, etc.) may be required to be stated on the application for registration and may be included as a parenthetical statement on the label. Other beneficial substances or compounds, determinable by laboratory methods, also may be guaranteed by permission of the secretary and with the advice of the director of the agricultural experiment station. When any plant nutrients or other substances or compounds are guaranteed they shall be subject to inspection, analysis, and minimum standards in accord with the methods prescribed by this chapter and the regulations promulgated hereunder.
Source: SDC Supp 1960, §22.1702 (20) (a) as added by SL 1966, ch 66, §2; SL 1982, ch 281, §10; SL 2015, ch 203, §14; SL 2021, ch 1 (Ex. Ord. 21-3), § 51, eff. Apr. 19, 2021.