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          三水乙酸鈉

          三水乙酸鈉

          產品描述/ Product Description

          一、化學名: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,在溫暖干燥的空氣中易風化,1g約溶于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約溶于2mL水中。

          六、用途:緩沖劑、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,外套復合塑料編織袋包裝,每袋25kg。

          八、貯存與運輸:本品應貯存在干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(以干基計),ppm????≥ Content(As Dry Basis), ?ppm?????≥ 985000 990000-1010000
          酸度和堿度 Acidity and Alkalinity 通過試驗 ————
          鉛(Pb),ppm????????????≤ Lead (As Pb), ppm ??????????????≤ 2 2
          堿度,ppm??????????????≤ Alkalinity, ppm??≤ Anhydrous ———— 2000
          Trihydrate ———— 500
          干燥失重,ppm 無水品≤ Loss on Drying, ppm Anhydrous??≤ 20000 10000
          結晶品 Trihydrate 360000-420000 360000-410000
          鉀化合物 Potassium Compound 通過試驗 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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