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三水乙酸钠

三水乙酸钠

产品描述/ Product Description

一、化学名: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:6131-90-4

五、性状结晶品(三水)为无色透明结晶或白色结晶粉末,无水物为白色结晶性粗粉或块状,无臭,稍有醋样气味。结晶品相对密度1.45,在温暖干燥的空气中易风化,1g约溶于0.8mL水和19mL乙醇。无水品相对密度1.528,熔点324℃,吸湿性很强,1g约溶于2mL水中。

六、用途:缓冲剂、调味剂、pH值调节剂、增香剂、呈味剂等。

七、包装:内衬聚乙烯塑料袋,外套复合塑料编织袋包装,每袋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 Specification GB 30603—2014 FCC VII
含量(以干基计),ppm    ≥ Content(As Dry Basis),  ppm     ≥ 985000 990000-1010000
酸度和碱度 Acidity and Alkalinity 通过试验 ————
铅(Pb),ppm            ≤ Lead (As Pb), ppm               ≤ 2 2
碱度,ppm              ≤ Alkalinity, ppm  ≤ Anhydrous ———— 2000
Trihydrate ———— 500
干燥失重,ppm 无水品≤ Loss on Drying, ppm Anhydrous  ≤ 20000 10000
结晶品 Trihydrate 360000-420000 360000-410000
钾化合物 Potassium Compound 通过试验 Pass Test


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,    insoluble in acetone.

6、Usage: It's used as analytical reagent, preservative for meat 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.

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