产品名称

磷酸氢二铵

CAS NO

7783-28-0

中文别名

磷酸二铵;工业磷酸二铵;磷酸氢二铵(工业级);;磷酸氢铵

英文名称

Phosphoricacid, ammonium salt (1:2)

英文别名

Phosphoricacid, diammonium salt (8CI,9CI); Akoustan A; Ammonium dibasic phosphate;Ammonium hydrogen phosphate; Ammonium hydrogen phosphate ((NH4)2HPO4); Ammoniummonohydrogen orthophosphate; Ammonium monohydrogen phosphate; Ammoniumorthophosphate dibasic; Ammonium phosphate ((NH4)2(HPO4)); Ammonium phosphatedibasic; Coaltrol LPA 445; DAP; Diammonium acid phosphate; Diammonium hydrogenorthophosphate; Diammonium hydrogen phosphate; Diammonium hydrogen phosphate((NH4)HPO4); Diammonium monohydrogen phosphate; Diammonium orthophosphate;Diammonium phosphate; Dibasic ammonium phosphate; Hydrogen diammoniumphosphate; K 2; K 2 (phosphate); Pelor; Phos-Chek 202A; Secondary ammoniumphosphate; Spartan AR 295

分子式

H₃N.1/2H₃O₄P

分子量

132.06

EINECS

231-987-8

熔点

155°C (dec.)(lit.)

沸点

158oC at 760 mmHg

毒性

磷酸氢二铵（Ammonium phosphate Dibasic），化学式为(NH4)2HPO4，是一种无机盐，为无色透明单斜晶体或白色粉末，易溶于水，不溶于醇。磷酸氢二铵用于织物、纸张、木材和植物纤维的阻燃处理，灯芯的浸渍处理，以增加其耐用性和火柴点燃后的自熄火处理。可用作干粉灭火剂和荧光灯中的磷素。可作锡、铜、青铜和锌的焊接熔料。还用于印刷制版、电子管制造业及陶瓷与搪瓷业等领域。在印染行业用于毛织物的铬染。