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咨詢熱(re)線：
一、化學名：乙酸鉀
二、分子式：C2H3KO2
三、分子量(liang)：98.14
四、CAS：127-08-2
五、性(xing)狀：白色結晶性(xing)粉末，易潮解，有(you)咸味。1mol/l水(shui)溶(rong)液(ye)pH值為7.0-9.0。相(xiang)對密度（d425）1.570, 熔點292℃, 極易溶(rong)于水(shui)(235g/100mL, 20℃; 492g/100mL, 62℃)、乙醇(chun)(33g/100mL)和甲醇(chun)(24.24g/100mL, 15℃)，不溶(rong)于乙醚。
六、用(yong)途：緩沖(chong)劑(ji)、中和劑(ji)、防腐(fu)劑(ji)、護色劑(ji)（動植物天然色保護劑(ji)）。
七、包(bao)裝(zhuang)：內襯聚乙烯(xi)塑料袋，外套復合塑料編織袋包(bao)裝(zhuang)，每袋凈重25kg。
八、貯存與運(yun)輸：本品(pin)應(ying)貯存在(zai)干燥通風清潔的(de)庫房中，裝載(zai)運(yun)輸時要輕裝輕放，防(fang)止(zhi)(zhi)包裝破(po)損，防(fang)止(zhi)(zhi)受潮、受熱，運(yun)輸過程(cheng)中防(fang)止(zhi)(zhi)雨淋受潮，應(ying)與有毒物品(pin)隔離。
| 質量指標 | Specification | JECFA |
| 含量（以干基計），w/% ≥ | Content(As Dry Basis),w/% ≥ | 99.0 |
| 干燥失重（150℃，2h），w/% ≤ | Loss On Drying(150℃,2h), w/% ≤ | 8.0 |
| 堿度 | Alkalinity | 正常(Normal) |
| 鉀化合物 | Test for potassium | Pass Test |
| 鈉化合物 | Test for sodium | 正常(Normal) |
| 鉛，mg/kg ≤ | Lead,mg/kg ≤ | 2 |
| 乙酸鹽 | Test for acetate | Pass Test |
| pH值（50g/L溶液，25℃） | pH Value (50g/L solution,25℃) | 7.5-9.0 |
1、Chemical Name: Potassium Acetate
2、Molecular Formula : C2H3KO2
3、Molecular Weight: 98.14
4、CAS: 127-08-2
5、Character: It is white crystalline powder. It’s easily deliquescent and tastes salty. PH value of 1mol/L aqueous solution is 7.0-9.0. Relative density（d425） is 1.570. Melting point is 292℃. It’s highly soluble in water (235g/100mL, 20℃; 492g/100mL, 62℃), ethanol (33g/100mL) and methanol (24.24g/100mL, 15℃), but insoluble in ether.
6、Usage: It is used as buffering agent, neutralizer, preservative and color fixative to
protect natural colors of animals and plants.
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.