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Diammonium Phosphate(DAP)​



 Diammonium Phosphate(DAP)


化学式(Chemical formula(NH4)2HPO4

CAS No.:7783-28-0

分子量(Molecular Weight):132

性状:白色粒状晶体,相对密度为1.619,熔点155℃,易溶于水,不溶于醇,在空气中逐渐失去氨生成磷酸二氢铵。

Property:White crystal, Relative density is 1.619g/cm3, melting point is 155℃, easily soluble in water , insoluble in alcohol, PH value of 1%solution is 8.0


技术指标(Technical Specifications):




用途:主要用于木材、纸张、织物作防火剂,也用作防火涂料添加剂,同事也是生产高聚合度聚磷酸铵的的原料。 另外, 还可用于印刷制版和医药的制造,在食品工业中用作发酵剂、营养剂等。在农业上作为无氯型N、P、二元复合肥使用, 其总养分 (N+P2O5)为74%, 是配制N、P、K 三元复混肥的优质基础原料。

Usesage:As a fire-prevention agent for fabric, timber and paper. Also as a raw maerials for ammonium polyphosphate of high polymerization. It may be used for makeding printing plates; in food industry it is mainly used as a fermentation agent, nourishment and so on; In agriculture, it is used as a high effective non-chloride N,P compound fertilizer and containing totally 74% fertilizer elements, it is often used as a basic raw material for N,P and K compound fertilizer.


包装:本产品包装采用内塑外编,每袋净重25 Kg/ 50Kg ,贮于通风干燥处。

Packing:Plastic woven bag. Net weight 25 Kg、 50Kg 、1000Kg , store at a cool, dry and well ventilated place.



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