产品名称

磷酸氢二钾

CAS NO

7758-11-4

中文别名

磷酸氢二钾,无水;无水磷酸氢二钾;磷酸氢钾

英文名称

Phosphoric acid,potassium salt (1:2)

英文别名

Phosphoricacid, dipotassium salt (8CI,9CI); Conclyte P; DKP; Dibasic potassium phosphate;Dipotassium hydrogen orthophosphate; Dipotassium hydrogen phosphate;Dipotassium hydrogen phosphate (K2HPO4); Dipotassium monohydrogen phosphate;Dipotassium monophosphate; Dipotassium orthophosphate; Dipotassium phosphate;Dipotassium phosphate (K2HPO4); Hydrogen dipotassium phosphate; Potassiumbiphosphate; Potassium dibasic phosphate (K2HPO4); Potassium hydrogen phosphate(K2HPO4); Potassium monohydrogen phosphate; Potassium monophosphate; Potassiumphosphate (K2HPO4); Potassium phosphate dibasic; Rhodiaphos DKP

分子式

H₃O₄P.2K

分子量

174.17

EINECS

231-834-5

熔点

340 °C

沸点

158oC at 760 mmHg

毒性

性状白色结晶或无定形粉末。溶解性易溶于水，水溶液呈微碱性。微溶于醇。熔点340°C水溶性1600g/L(20°C)用于医药、发酵、细菌培养及制取焦磷酸钾等