一、化学名：醋酸钠;乙酸钠
　　二、分子式：c2h3nao2 ，c2h3nao2·3h2o
　　三、分子量：无水物：82.03;三水物：136.08
　　四、cas: 无水物：127-09-3;三水物：127-09-4/6131-90-4
　　五、性能：白色结晶性粗粉或块状，无臭，略有苦味，性对密度1.582，熔点324℃，吸湿性很强，易溶于水。
　　六、用途：缓冲剂、调味剂等。
　　七、包装：内衬聚乙烯塑料袋，外套塑料编织袋，每袋净重25公斤。
　　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
specification
fcc,1996
含量（以干基计）         %
content（dry basis）
99.0~101.0
碱度                 ≤%
alkalinity (as naoh) 
0.2 (anhydrous)
alkalinity (as naco3)
0.05 (trihydrate)
重金属（以pb计）    ≤%
heavy metals(pb)
0.001
干燥失重               %
loss on drying
1.0 (anhydrous)
36.0~41.0 (trihydrate)
钾化合物试验
potassium compound test
negative
1.chemical name: sodium acetate
　　2.molecular formula : c2h3nao2 ,c2h3nao2'3h2o
　　3.molecular weight: anhydride,82.03;trihydrate,136.08
　　4.cas: anhydride,6131-90-4;trihydrate,127-09-4
　　5.character: it is white crystalline powder or block, odorless, slight bitter. relative density is 1.582. melting point is 324. it has strong moisture absorption and highly dissolves in water.
　　6.usage: it is used as buffering agent, seasoning reagent, etc..
　　7.packing: it is packed with polythene bag as inner layer and polywoven bag as the outer layer. the net weight of each bag is 25kg.
　　8.storage and transport: it should be stored in a dry, clean and ventilative warehouse, and kept away from water and moisture during transport, unloaded with care as to avoid damage to bags. be cautious to keep away from moisture and hot.

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