Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 28 Inorganic chemicals; organic or inorganic compounds of precious metals , of rare 28 35 Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polypho 28 35 10 28 35 10 00 Commodity Code Description 28 35 10 00 00 - Phosphinates (hypophosphites) and phosphonates (phosphites) 28 35 22 00 00 -- Of mono- or disodium 28 35 24 00 00 -- Of potassium 28 35 25 00 00 -- Calcium hydrogenorthophosphate (“dicalcium phosphate”) 28 35 26 00 00 -- Other phosphates of calcium 28 35 29 00 00 -- Other 28 35 31 00 00 -- Sodium triphosphate (sodium tripolyphosphate) 28 35 39 00 00 -- Other