基本信息
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磷酸氫二鉀
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7758-11-4
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磷酸氫二鉀,無水;無水磷酸氫二鉀;磷酸氫鉀
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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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詳細信息
CAS:7758-11-4 EINECS:231-834-5 分子式:K2HPO4 物化性質 :白色結晶或無定形粉末。易溶于水,水溶液呈微堿性。微溶于醇。有吸濕性。分子式 K2HPO4-3H2O產品用途: 用于醫藥, 發酵, 細菌培養及制取焦磷酸鉀等。 分子量 228.22 消耗定額 中和法 磷酸(H3PO4 85%) 0.561磷酸氫二鉀苛性鉀(KOH 92%) 0.594指標FCC含量≥%98.0PH 水溶液8.8-9.2失重≤%1.0重金屬≤%0.001砷≤%0.0001鉛≤%0.0001氟化物≤%0.003水不溶物≤%0.05