| Customization: | Available |
|---|---|
| CAS No.: | 7601-54-9 |
| Formula: | Na3po4 |
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Food field
1. As a quality improver, it can improve the complex metal ions, pH value, ionic strength, etc. of food, thus improving the binding force and water retention of food. China stipulates that it can be used in cheese, with a maximum usage of 5g/kg; in Western-style ham, meat, fish, shrimp and crab, the maximum usage is 3.0g/kg; in cans, juices, beverages and dairy products, the maximum usage is 0.5g /kg.
2. Used as analytical reagents and water softeners, and also used for the purification of sugar.
Industrial field
Used as water softener and detergent, boiler anti-scaling agent, color fixing agent in printing and dyeing, mercerizing enhancer for fabrics, metal corrosion inhibitor or rust inhibitor. In the enamel industry, it is used as flux and decolorizing agent. Used as a degreaser and degumming agent for hides and skins in the tanning industry.
| Items | Index |
| Main content ( Na3PO4), % | ≥97.00 |
| Water insolubles, % | ≤0.2 |
| PH (1% Aqueous solution) | 11.5-12.5 |
| (As), mg/kg | ≤ 3 |
| Lead ( PB), mg/kg | ≤ 2 |
| Heavy metals(Pb), mg/kg | ≤ 10 |
| Fluoride (F), mg/kg | ≤ 50 |
| Methyl orange alkalinity (Na2O), mg/kg | 36.0-40.0 |
| Burning weight loss, % | ≤ 2.0 |
| Appearance | White powder |
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