A. The guaranteed analysis of a commercial fertilizer shall state the represented percentages of nitrogen, available phosphate and soluble potash if claimed. The percentage of phosphate shall be expressed in terms of phosphorus pentoxide and the percentage of potash in terms of potassium oxide.

Terms Used In Arizona Laws 3-275

  • Commercial fertilizer: means any substance that contains one or more recognized plant nutrients, that is used for its plant nutrient content and that is designed for use or claimed to have value in promoting plant growth, except unmanipulated animal and vegetable manures, and other products exempted by rule. See Arizona Laws 3-262
  • percentage: means the percentage by weight. See Arizona Laws 3-262

B. The guaranteed analysis for other commercial fertilizers shall be represented as required by rule.

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