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- 醋酸钾
- 柠檬酸钾
科伦多厂家直销食品级科多牌磷酸三钾无水，七水。销售热线18861332609
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 |
Specification |
GB25563-2010 |
FCC VII |
||
|
含量（K3PO4 ,灼烧干基）,w/% ≥ |
Content（K3PO4 , Dry Basis）,w/% ≥ |
97.0 |
97.0 |
||
|
砷（As）, mg/kg ≤ |
Arsenic（As）, mg/kg ≤ |
3 |
3 |
||
|
氟化物（以F计）, mg/kg ≤ |
Fluoride（F）,mg/kg ≤ |
10 |
10 |
||
|
pH值,（10g/L溶液） |
pH Value,(10g/L) |
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/% ≤ |
0.2 |
0.2 |
||
|
铅（Pb）, mg/kg ≤ |
Lead（Pb）, mg/kg ≤ |
2 |
2 |
||
|
灼烧减量, w% |
无水物 ≤ |
Loss on Ignition, w% |
Anhydrous ≤ |
5.0 |
5.0 |
|
水合物 |
Monohydrate |
8.0-20.0 |
8.0-20.0 |
||
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.
