Potassium metaphosphate ( E341, CAS#7758-87-4, HS code:283526) is a calcium salt of phosphoric acid manufactured through chemical synthesis, available as WHITE POWDER. Tricalcium Phosphate is widely used as nutrition supplements and anti-caking agent in food production. - See more at: http://www.yameiaspartame.com/products/potassium-metaphosphate/#sthash.8o2aUvng.dpuf
Monosodium Phosphate ( E339, CAS#7558-80-7, HS code:283522) is a sodium salt of Phosphoric Acid, available as Odorless, water-solubal white powder. Monosodium Phosphate is also known as sodium dihydrogen phosphate, widely used as pH regulator in various industries. When heated to 169 °C, Monosodium Phosphate can be converted to Disodium Pyrophosphate.