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Product Description
Food-grade anhydrous sodium sulfite is a white crystalline powder with the chemical formula Na2SO3. It is odorless or has a slight sulfu r-like odor and is soluble in water.
Product Parameters
| TEST ITEMS | TEST STANDARD | TEST RESULT |
| Na2SO3 (DRY BASIS) | ≥96.0% | 98.09% |
| IRON(Fe) | ≤0.01% | 0.0010% |
| FREE ALKALI (As Na2CO3 ) | ≤0.60% | 0. 10% |
| HEAVY METAL (As Pb) | ≤10 .0mg/kg | <10 .0mg/kg |
| As | ≤2.0mg/kg | <2 .0mg/kg |
Detailed Photos
Application
1. It acts as an antioxidant. It can prevent the oxidation of food ingredients, delay the occurrence of rancidity and discoloration, and maintain the freshness and nutritional value of food. For example, it is used in the processing of fruits and vegetables to prevent browning.
2. It is a bleaching agent. It can bleach some food pigments, making the color of food more uniform and attractive. It is often used in the production of dried fruits and some bakery products.
3. It has certain antibacterial properties. It can inhibit the growth and reproduction of microorganisms to a certain extent, helping to prolong the shelf life of food.
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