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無水醋酸鈉

無水醋酸鈉

產品描述/ Product Description

一、化學名:醋酸鈉/乙酸鈉

二、分子式:C2H3NaO2 ;C2H3NaO2·3H2O

三、分子量:無水物:82.03;三水物:136.08

四、CAS:  無水物:127-09-3;三水物:6131-90-4

五、性狀:結晶品(三水)為無色透明結晶或白色結晶粉末,無水物為白色結晶性粗粉或塊狀,無臭,稍有醋樣氣味。結晶品相對密度1.45,在溫暖幹燥的空氣中易風化,1g約溶於0.8mL水和19mL乙醇。無水品相對密度1.528,熔點324℃,吸濕性很強,1g約溶於2mL水中。

六、用途:緩衝劑、調味劑、pH值調節劑、增香劑、呈味劑等。

七、包裝:內襯聚乙烯塑料袋,外套複合塑料編織袋包裝,每袋25kg。

八、貯存與運輸:本品應貯存在幹燥通風清潔的庫房中,裝載運輸時要輕裝輕放,防止包裝破損,防止受潮、受熱,運輸過程中防止雨淋受潮,應與有毒物品隔離。

 

質量指標 Specification GB 30603—2014 FCC VII
含量(以幹基計), w/% Content(As Dry Basis), w/% ≥98.5 99.0-101.0
酸度和堿度 Acidity and Alkalinity 通過試驗 ————
鉛(Pb),mg/kg           ≤ Lead (As Pb), mg/kg              ≤ 2 2
堿度,w/%               ≤ Alkalinity, w/%   ≤ Anhydrous ———— 0.2
Trihydrate ———— 0.05
幹燥失重,w/% 無水品  ≤ Loss on Drying, w/% Anhydrous ≤ 2.0 1.0
結晶品 Trihydrate 36.0-42.0 36.0-41.0
鉀化合物 Potassium Compound 通過試驗 Pass Test

 

1、Chemical Name: Sodium Acetate

2、Molecular Formula : C2H3NaO2 ,C2H3NaO2·3H2O

3、Molecular Weight: Anhydrous 82.03,Trihydrate 136.08

4、CAS: Anhydrous:127-09-3,Trihydrate:6131-90-4

5、Character: Trihydrate: It is colorless transparent crystal or white crystalline powder. Relative density is 1.45. In warm and dry air, it’ll easily get weathered. 1g sample could be dissolved in about 0.8mL water or 19mL ethanol. Anhydrous: It is white crystalline coarse powder or block. It’s odorless, tastes a bit of vinegary. Relative density is 1.528. Melting point is 324℃. Capacity of moisture absorption is strong. 1g sample could be dissolved in 2mL water.

6、Usage: It is used as buffering agent, seasoning reagent, pH regulator, flavor agent, etc .

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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