外观及用途：无色透明液体，溶剂和有机合成中间体。
Outward appearance and use: Colourless transparent liquid, solvents and organic synthesis intermediates.
外观及用途：无色透明液体，用于香料、医药、液晶及有机合成中间体。
Outward appearance and use: Colourless transparent liquid, use for the spice, medicine, liquid crystal and organic synthesis intermediates.
别名：磷酸二铵分子式：（ NH4 ）2HPO4外观：无色透明晶体用途：用于浸渍木材及织物以增加其耐久性，可作干粉灭火剂。
Synonym: DAP Formula: (NH4) 2HPO4 Appearance: colorless transparent crystal Use: impregnated wood and fabric to increase its durability, can be used for dry powder fire extinguishing agent.
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