2835.23 Trisodium phosphate 2835.23.00 C 2835.23.00 A 2835.23.01 C
2835.24 Potassium phosphates 2835.24.00 A 2835.24.00 A 2835.24.01 A
2835.24.02 A
2835.25 Calcium hydrogenorthophosphate (dicalcium phosphate) 2835.25.00 D 2835.25.00 D 2835.25.01 D
2835.25.99 C
North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 173 / 531 题