Sodium Acid Pyrophosphate (SAPP) Sodium Acid Pyrophosphate used as buffering agent, leavening agent, sequestrant agent. It can be used in canned food, ham, meat,baking powder and so on. Elsa(at)Mondstar(dot)come 1. Product: Sodium acid pyrophosphate SAPP 2. Grade: Food, Pharma, Reagent, Electronic 3. Standard: USP36, FCC VII, BP, GB 4. Certification: ISO9001, ISO14001, ISO22000, GMP, SGS, HALAH, KOSHER