N.D. Cent. Code § 4.1-40-05

4.1-40-05. Guaranteed analysis

1. Guaranteed analysis must be claimed as follows:

a. Total Nitrogen (N) _____ percent;

b. Available Phosphate (P O ) _____ percent; and

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c. Soluble Potash (K O) _____ percent.

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2. The total phosphate or degree of fineness, or both, may also be guaranteed, in the

case of unacidulated mineral phosphatic materials and basic slag, bone, tankage, and

other organic phosphatic materials.

3. Rules implemented under this chapter may allow or require guarantees for plant

nutrients other than nitrogen, phosphorus, and potassium.

a. Guarantees under this subsection must be expressed in the form of the element.

b. The commissioner may require that the sources of other nutrients, including

oxides, salt, and chelates, be stated on the application for registration and

included as a parenthetical statement on the label.

c. Other beneficial substances or compounds, determinable by laboratory methods,

may be guaranteed with permission of the commissioner after consultation with

the director of the North Dakota state university extension service.

4. Any guaranteed plant nutrients, other substances, or compounds are subject to

inspection and analysis according to the methods and rules prescribed by the

commissioner.

5. a. The commissioner, by rule, may require potential basicity or acidity expressed in

terms of calcium carbonate equivalent in multiples of one hundred pounds

[45.36 kilograms] per ton [907.18 kilograms].

b. The guaranteed analysis of a soil amendment or plant amendment must be an

accurate statement of composition, including the percentages of each ingredient.

If the product is a microbiological product, the number of viable micro-organisms

per milliliter for a liquid or the number of viable micro-organisms per gram for a

dry product must also be listed.