... agent-metal ion complex agent 3.holds water and keep fresh SODIUM ACID PYROPHOSPHATE (FOOD GRADE)Molecular formula: Na2H2P2O7Specifications:ITEMSTANDARDNa2H2P2O7 %>=95Substances ... agent, chelating agent, adhesive agent; Used in cheese ,lunch meat, ham,crab meat tin,bread,cake trade.Packing: in 25kgwoven bags lined with ...