| Customization: | Available |
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| CAS No.: | 9004-32-4 |
| Formula: | C6h7o2(Oh)2CH2coona |
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Carboxymethylcellulose sodium (CMC) is a cellulose derivative that is extensively used as a food additive. It is produced by the chemical modification of cellulose, which is obtained from wood pulp or cotton fibers. Through this process, carboxymethyl groups are introduced into the cellulose backbone, making it more soluble in water and enhancing its functional properties.
Physical Properties:
- Appearance: White or slightly yellowish, odorless powder.
- Solubility: Easily soluble in water, forming a clear and viscous solution.
- pH: Typically ranges between 6.0 and 8.5 for a 1% solution.
Functions in Food:
1. Thickening Agent: CMC increases the viscosity of products without significantly altering their other properties, making it ideal for sauces, dressings, and syrups.
2. Stabilizer: Helps maintain the uniform dispersion of ingredients in various food products, preventing separation and ensuring consistency.
3. Emulsifier: Aids in forming and stabilizing emulsions in foods like ice cream and salad dressings.
4. Bulking Agent: Used in low-calorie food products to provide volume and texture without adding significant calories.
Applications:
- Dairy Products: Used in ice cream, margarine, and cheese spreads to improve texture and stability.
- Beverages: Added to fruit juices, alcoholic beverages, and protein drinks to enhance mouthfeel and prevent ingredient separation.
- Bakery Products: Improves the quality and shelf-life of bread, cakes, and pastries by retaining moisture and providing a consistent texture.
- Confections: Used in candies and desserts to control crystallization and improve texture.
Safety and Regulations:
Carboxymethylcellulose sodium is generally recognized as safe (GRAS) by the Food and Drug Administration (FDA) in the United States. It is also approved for use in the European Union and many other countries around the world. However, like all food additives, the use of CMC should adhere to the specific regulations and permissible limits set by relevant health authorities.
Overall, Carboxymethylcellulose sodium is a versatile and widely used food additive that enhances the quality and stability of various food products.
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