硫酸铵

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一、化学名：硫酸铵

二、分子式：(NH4)2SO4.

三、分子量：132.14

四、CAS：7783-20-2

五、性能：无色结晶或白色颗粒。无气味。280℃以上分解。水中溶解度：0℃时41.22g，25℃时43.47g，100℃时50.42g。不溶于乙醇和丙酮。pH为5.5。相对密度1.77。

六、用途：水质软化剂；酵母食料。

七、包装：内衬聚乙烯塑料袋，外套塑料编织袋，每袋25Kg。.

八、贮存与运输：应贮在干燥，通风清洁的库房中，轻装轻放，防止受潮、受热，运输过程中防止雨淋受潮，应与有毒物品隔离堆放。

质量指标	Specifications	GB29206-2012
含量( (NH₄)₂SO₄), w/% ≥	Content( (NH₄)₂SO₄)	99.0-100.5
灼烧残渣, w/% ≤	Ignition Residue	0.25
砷（As）,mg/kg ≤	Arsenic (As)	3
硒 (Se),mg/kg ≤	Se	30
铅 (Pb),mg/kg ≤	Pb	3

1、Chemical Name: Ammonium sulfate

2、Molecular Formula : (NH₄)₂SO₄

3、Molecular Weight: 132.14

4、CAS: 7783-20-2

5、Character: It is colorless or white crystalline or granule, no smell. Soluble in water 0℃ 41.22g,25℃ 43.47g,100℃ 50.42g. insoluble in ethanol and acetone.PH is 5.5. Relative density is 1.77.

6、Usage: It is widely used in water softener and yeast food.

7、Packing: It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.

8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from water and moisture during transport. Unload with care as to avoid being damaged. Furthermore, it must be stored separately from poisonous substances.