基本信息
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磷酸氢二钾
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7758-11-4
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磷酸氢二钾,无水;无水磷酸氢二钾;磷酸氢钾
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H3O4P.2K
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174.17
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Phosphoric acid,potassium salt (1:2)
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231-834-5
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2,44 g/cm3
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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
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340 °C
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158oC at 760 mmHg
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详细信息
磷酸氢二钾 (DKP) 别名：二钾分子式：K2HPO4.nH2O（n= 0,3）分子量：228.22 (n=3) 174.17(n=0 ) 执行标准：Q/70894764 03-1998性状：外观为白色结晶或无定形白色粉末，易溶于水，水溶液呈微碱性，微溶于醇，有吸湿性，温度较高时自溶。无水磷酸氢二钾加热到204℃时转化为焦磷酸钾。用途： 用于锅炉水处理, 医药和发酵,工业用作磷, 钾调节剂, 细菌培养基, 是制造焦磷酸钾的原料, 可用作液体肥料, 乙二醇防冻剂的缓蚀剂, 还可用作饲料营养补充剂；在食品中用作发酵，调味剂，膨松剂，缓冲剂，乳制品的温和碱性剂。包装：内塑外编，每袋净重25Kg，贮于通风干燥处。
