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Betway手机网页版
地址:江苏省连云港市灌云经济开发区纬二路
电话:0518-85115127
传真:0518-85110537
联系人:李经理 18762572559
邮箱:sales2559@jskolod.com
网址:www.www.itauforex.com
乙酸钾 POTASSIUM ACETATE
一、化学名:乙酸钾
二、分子式:C2H3KO2
三、分子量:98.14
四、CAS:127-08-2
五、性状:白色结晶性粉末,有咸味,易潮解。1mol/l水溶液pH值为7.0-9.0。相对密度(d425)1.570, 熔点292℃, 极易溶于水(235g/100mL, 20℃; 492g/100mL, 62℃)、乙醇(33g/100mL)和甲醇(24.24g/100mL, 15℃),不溶于乙醚。
六、用途:缓冲剂、中和剂、防腐剂、护色剂(动植物天然色保护剂)。
七、包装:内衬聚乙烯塑料袋,外套复合塑料编织袋,每袋净重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 FAO/WHO,1992
含量(以干基计)w/% ≥ Content(As Dry Basis)w/% ≥ 99.0
干燥失重(150℃,2h) w/% ≤ Loss On Drying(150℃,2h) w/% ≤ 8.0
碱度 Alkalinity 正常(Normal)
砷(GT-3) w/% ≤ Arsenic w/% ≤ 0.0003
钠化合物 Sodium Compound 正常(Normal)
铅(GT-18) w/% ≤ Lead (GT-18) w/% ≤ 0.001
重金属(以Pb计;GT-16)w/% ≤ Heavy Metals(As Pb) w/% ≤ 0.002
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.