一、化學(xué)名：乙酸鈉
二、分子式：C2H3NaO2 ；C2H3NaO2·3H2O
三、分子量：無(wú)水物：82.03；三水物：136.08
四、CAS: ?無(wú)水物：127-09-3；三水物：6131-90-4
五、性狀：結晶品（三水）為無(wú)色透明結晶或白色結晶粉末，無(wú)水物為白色結晶性粗粉或塊狀，無(wú)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(fēng)化，1g約溶于0.8mL水和19mL乙醇。無(wú)水品相對密度1.528，熔點(diǎn)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(fēng)清潔的庫房中，裝載運輸時(shí)要輕裝輕放，防止包裝破損，防止受潮、受熱，運輸過(guò)程中防止雨淋受潮，應與有毒物品隔離。
| 質(zhì)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(guò)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(wú)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(guò)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.
