食品级磷酸三钾 七水 科信生产

磷酸三钾 TRIPOTASSIUM PHOSPHATE

一、化学名： 磷酸三钾

二、分子式： K3PO4· nH2O

三、分子量： 无水物：212.27

四、CAS: 7778-53-2

五、性状： 白色无臭吸湿性结晶粉末或颗粒，相对密度为2.564。

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SpecificationGBFCC VII含量（K3PO4 ,灼烧干基）,w/% ≥Content（K3PO4 , Dry Basis）,w/% ≥97.097.0砷（As）, mg/kg ≤Arsenic（As）, mg/kg ≤33氟化物（以F计）, mg/kg ≤Fluoride（F）,mg/kg ≤1010pH（10g/L溶液，25℃）pH (10g/L，25℃)11.5-12.5重金属（以Pb计）,mg/kg ≤Heavy Metals（Pb）, mg/kg ≤10水不溶物, w/% ≤Insoluble Substances , w/% ≤0.20.2铅（Pb）, mg/kg ≤Lead（Pb）, mg/kg ≤22灼烧减量, w% 无水物 ≤Loss on Ignition, w%Anhydrous ≤5.05.0水合物 Monohydrate8.0-20.08.0-20.0

1. Chemical Name: Tripotassium Phosphate

2. Molecular Formula: K3PO4· nH2O

3. Molecular Weight: Anhydrous: 212.27

4. CAS: 7778-53-2

5. Character: It’s white crystal or granule, odorless, hygroscopic. Relative density is 2.564. 6. Usage: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, and synergistic agent of anti-oxidation. 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 & 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.