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乙酸铵(醋酸铵) AMMONIUM ACETATE
一、化学名:乙酸铵
二、分子式:CH3COONH4
三、分子量:77.08
四、CAS:631-61-8
五、性状:有乙酸气味的白色三角晶体。溶于水和乙醇,不溶于丙酮,水溶液显中性。
六、用途:用作分析试剂、肉类防腐剂,也用作制药等。
七、包装:内衬聚乙烯塑料袋,外套塑料编织袋,每袋净重25kg。
八、贮存与运输:本品应贮存在干燥通风清洁的库房中,装载运输时要轻装轻放,防止包装破损,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。
质量指标
试剂级
GB/T 1292-2008
含量(CH3COONH4) ,w/% ≥
Assay(CH3COONH4),w/% ≥
97.0
pH值(50g/L,25℃)
pH Value(50g/L,25℃)
6.5-7.5
澄清度试验/号 ≤
Clarity Test/No,w/% ≤
5
水不溶物,w/% ≤
Insoluble Substances,w/% ≤
0.01
灼烧残渣(以硫酸盐计),w/% ≤
Ignition Residue (As Sulfates),w/% ≤
0.01
氯化物(Cl),w/% ≤
Chlorides (Cl),w/% ≤
0.001
硫酸盐(SO4),w/% ≤
Sulfates (SO4),w/% ≤
0.005
镁(Mg),w/% ≤
Magnesium (Mg),w/% ≤
0.001
钙(Ca),w/% ≤
Calcium (Ca),w/% ≤
0.002
铁(Fe),w/% ≤
Iron (Fe),w/% ≤
0.001
重金属(以Pb计),w/% ≤
Heavy Metals (As Pb),w/% ≤
0.001
还原高锰酸钾物质(以O计),w/% ≤
Reduction of Potassium Permanganate ,w/% ≤
0.0032
1、Chemical Name: Ammonium Acetate
2、Molecular Formula : CH3COONH4
3、Molecular Weight: 77.08
4、CAS:631-61-8
5、Character: It occurs as white triangular crystal with acetic acid smell. It’s soluble in water and ethanol, but insoluble in acetone. Aqueous solution is neutral.
6、Usage: It’s used as analytical reagent, meat preservative and also used in pharmacy.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as 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 heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.