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江苏科伦多食品级磷酸氢二钾

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江苏科伦多食品级磷酸氢二钾

发布日期:2017-03-02 17:21来源://www.itauforex.com点击:

磷酸氢二钾DIPOTASSIUM PHOSPHATE

一、化学名:磷酸氢二钾

二、分子式:K2HPO4K2HPO4· 3H2O

三、分子量:无水物:174.18;三水物:228.18

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% ≥

ContentDry Basis,w% ≥

98

98

砷(As),mg/kg

ArsenicAs),mg/Kg

3

3

氟化物(以F计),mg/kg

Fluoride,mg/Kg

10

10

重金属(以Pb),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

三水物

Trihydrate

20.0-30.0

————

pH值,(10g/L溶液)

pH Value (10g/L)

9.0±0.4

————

1. Chemical Name:Dipotassium Phosphate

2. Molecular Formula:K2HPO4K2HPO4· 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.


相关标签:食品级氯化钾

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