With the properties of thickness and stability, sodium alginate is widely used in food, pharmaceutical, printing, dyeing,etc as thickener and stabilizer.
1 In food industry
Sodium alginate is used to replace starch, gelatin as the stabilizer of ice cream, controlling the formation of ice crystals and improving the flavor of ice cream. As stabilizer, sodium alginate is used to prevent the attachment of food and packaging material in refined cheese, cream cheese, whipped cream, etc. As thickener, sodium alginate is used in salad, pudding, jam, ketchup and canned products to enhance the stability of the products and reduce fluid exudation.
2 In pharmaceutical industry
With sodium alginate unique properties and good biological compatibility, it has been widely used as pharmaceutical preparation, tissue engineering, clinical treatment, cell culture, etc.
Test Item | Unit | The Standard |
Appearance | -- | Light yellow to white granular or powder |
Viscosity | cps | According to request |
PH | 6.0~8.0 | |
Moisture | % | 15 Max. |
Ash(on dry basis) | % | 18~27 |
Water insoluble | % | 0.6 Max |
Transmittance | -- | Pass test |
Lead(Pb) | ppm | 4 Max. |
Arsenic(As) | ppm | 2 Max. |