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食品级磷酸氢二钾

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食品级磷酸氢二钾

一、化学名: 磷酸氢二钾 

二、分子式: K2HPO4,K2HPO4· 3H2O

三、分子量: 无水物:174.18;三水物:228.22 

四、CAS: 无水物:7758-11-4;三水物:16788-57-1

五、性状:无色或白色正方晶体粉末或颗粒,易潮解,呈碱性,不溶于乙醇,1﹪水溶液的PH值约为9。 

六、用途: 在食品工业中作缓冲剂、螯合剂、酵母食料、乳化盐、抗氧化增效···

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产品介绍

一、化学名: 磷酸氢二钾 

二、分子式: K2HPO4,K2HPO4· 3H2O

三、分子量: 无水物:174.18;三水物:228.22 

四、CAS: 无水物:7758-11-4;三水物:16788-57-1

五、性状:无色或白色正方晶体粉末或颗粒,易潮解,呈碱性,不溶于乙醇,1﹪水溶液的PH值约为9。 

六、用途: 在食品工业中作缓冲剂、螯合剂、酵母食料、乳化盐、抗氧化增效剂。 

七、包装: 内衬聚乙烯塑料袋,外套复合塑料编织袋包装,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

GB 25561-2010

FCC VII

含量(干基计),w%       ≥

Content(Dry Basis), w%     ≥

98

98

砷(As),mg/kg         ≤

Arsenic(As), mg/kg       ≤

3

3

氟化物(以F计),mg/kg ≤

Fluoride,mg/kg        ≤

10

10

重金属(以Pb计),mg/kg  ≤

Heavy Metals (Pb), mg/kg      ≤

10

————

水不溶物,w%          ≤

Insoluble Substances, w%       ≤

0.2

0.2

铅(Pb),mg/kg         ≤

Lead (Pb), mg/kg             ≤

2

2

干燥减量,w%         

无水物  ≤

Loss on drying, w%

Anhydrous ≤

2.0

2.0

pH值(10g/L 溶液,25℃)

pH value(10g/L,25℃)

9.0±0.4

————

 可以生产满足医药级、化学纯、分析纯等高端定制指标。

1、Chemical Name:  Dipotassium Phosphate

2、Molecular Formula:  K2HPO4,K2HPO4· 3H2O

3、Molecular Weight:  Anhydrous: 174.18; Trihydrate: 228.18

4、CAS:  Anhydrous: 7758-11-4; Trihydrate: 16788-57-1

5、Character: It’s colorless or white square crystal granule or powder, easily deliquescent, alkaline, insoluble in ethanol. pH value is about 9 in 1% aqueous solution.

6、Usage:  In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.

7、Packing:  It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.

8、Storage & Transportation: 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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