In addition to the label requirements under ORS 633.321, the label for an agricultural mineral must include the following:\n(1) The percentage of calcium sulfate, expressed as CaSO\n4\n•2H\n2\nO or CaSO\n4\n, if the product is gypsum or plaster or is an agricultural mineral in which calcium sulfate is the principal ingredient.\n(2) The percentage of all ingredients contained in the product, in terms prescribed by the State Department of Agriculture, for all other agricultural minerals or mixtures of agricultural minerals with a principal ingredient other than calcium sulfate. [2001 c.914 §7; 2009 c.97 §5; 2015 c.514 §7]
Oregon Legal Code