| Description | Sodium pyrophosphate (Disodium pyrophosphate), an inorganic food additive, exhibits potential hematotoxic and immunotoxic effects [1]. |
| In vivo | 双磷酸钠（口服，12.6 mg/kg）在长期暴露下会对大鼠产生血液毒性和免疫毒性效应[1]。 |
| Synonyms | SAPP, Sodium acid pyrophosphate, Disodium pyrophosphate |
| molecular weight | 221.94 |
| Molecular formula | H2Na2O7P2 |
| CAS | 7758-16-9 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |