Generic Materials Search: ferric and ferrous compounds

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Ferric and Ferrous Compounds
Allowed with Restrictions
Crop Fertilizers and Soil Amendments, Crop Pest, Weed, and Disease Control
Synthetic
Includes ferric oxide, ferric sulfate, and ferrous sulfate. See also IRON PRODUCTS and MICRONUTRIENTS – SYNTHETIC listings.
205.601(j)(6)(ii)
Ferric and Ferrous Compounds
Prohibited
Crop Fertilizers and Soil Amendments, Crop Pest, Weed, and Disease Control
Synthetic
Includes ferrous phosphates, ferric chloride, and ferrous ammonium sulfate. See also IRON PRODUCTS and MICRONUTRIENTS – SYNTHETIC listings.
205.105(a)