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Carboxymethylcellulose, Sodium Salt (CMC-Na) is a water-soluble polymer derived from cellulose, widely used as a thickener, stabilizer, and emulsifier in food, pharmaceutical, and industrial applications.
Carboxymethylcellulose, Sodium Salt is valued for its excellent binding, film-forming, and water-retention properties, making it highly versatile for various formulations.
With its biodegradability and safety profile, Carboxymethylcellulose, Sodium Salt is a preferred ingredient for eco-friendly and sustainable products.
CAS Number: 9004-32-4
EC Number: 618-378-6
Molecular Formula: C6H7O2(OH)2OCH2COONa
Molecular Weight: Variable
Synonyms: Carboxymethylcellulose Sodium Salt, Sodium Carboxymethylcellulose, CMC, CMC-Na, Sodium Cellulose Glycolate, Carboxymethyl Ether Sodium Salt, Cellulose Gum, CMC Sodium, Sodium Cellulose Carboxylate, Sodium Salt of Cellulose Glycolic Acid, Thickener CMC, Stabilizer CMC, Food Grade CMC, Pharmaceutical Grade CMC, Industrial CMC, Water-Soluble Cellulose, Binder CMC, Sodium Cellulose Ether, Cellulose Sodium Salt, Emulsifier CMC, Sodium Salt of Carboxymethylcellulose, CMC Binder, Film-Forming Agent CMC, Sodium CMC Polymer, Rheology Modifier CMC, Cellulose Derivative CMC, Food Additive E466, Cellulose-Based Thickener
APPLICATIONS
Carboxymethylcellulose, Sodium Salt is widely used in food products, such as ice cream and dairy desserts, where it provides a smooth texture and prevents ice crystal formation.
Carboxymethylcellulose, Sodium Salt is included in baked goods and pastries to improve dough elasticity and moisture retention, enhancing shelf life.
Carboxymethylcellulose, Sodium Salt is applied in beverages, such as juices and flavored drinks, where it stabilizes suspensions and ensures uniform consistency.
Carboxymethylcellulose, Sodium Salt is a key ingredient in pharmaceutical formulations, such as syrups and suspensions, ensuring uniform dispersion of active ingredients.
Carboxymethylcellulose, Sodium Salt is found in tablet formulations, where it acts as a binder and disintegrant, improving tablet stability and dissolution.
Carboxymethylcellulose, Sodium Salt is used in topical formulations, such as creams and gels, providing thickening and stabilizing properties.
Carboxymethylcellulose, Sodium Salt is extensively used in cosmetics, such as facial masks and lotions, where it enhances viscosity and provides a pleasant texture.
Carboxymethylcellulose, Sodium Salt is employed in hair care products, such as shampoos and conditioners, to improve viscosity and ensure consistent application.
Carboxymethylcellulose, Sodium Salt is included in toothpastes, where it acts as a binder and thickener, ensuring uniform distribution of ingredients.
Carboxymethylcellulose, Sodium Salt is utilized in industrial applications, such as paints and coatings, where it enhances viscosity and prevents sedimentation of pigments.
Carboxymethylcellulose, Sodium Salt is applied in adhesives and sealants to improve film formation, adhesion, and rheological properties.
Carboxymethylcellulose, Sodium Salt is found in textile processing, where it provides sizing and stiffening properties for fabrics.
Carboxymethylcellulose, Sodium Salt is used in oil drilling fluids to enhance viscosity and stabilize boreholes, improving drilling efficiency.
Carboxymethylcellulose, Sodium Salt is incorporated into detergents and cleaning products, where it prevents redeposition of soil on fabrics and surfaces.
Carboxymethylcellulose, Sodium Salt is employed in paper manufacturing to improve paper strength, smoothness, and printability.
Carboxymethylcellulose, Sodium Salt is an essential ingredient in agricultural formulations, such as pesticides and fertilizers, improving dispersion and application efficiency.
Carboxymethylcellulose, Sodium Salt is included in personal care products, such as hand sanitizers and gels, providing a desirable texture and viscosity.
Carboxymethylcellulose, Sodium Salt is found in specialty lubricants and greases, ensuring stability and reducing friction under high-stress conditions.
DESCRIPTION
Carboxymethylcellulose, Sodium Salt is a cellulose derivative with carboxymethyl groups attached to its polymer backbone, offering excellent water solubility and multifunctionality.
Known for its non-toxic, hypoallergenic nature, Carboxymethylcellulose, Sodium Salt is widely used in food, cosmetics, and pharmaceuticals.
As a rheology modifier, Carboxymethylcellulose, Sodium Salt provides excellent thickening and stabilizing effects across various formulations.
Carboxymethylcellulose, Sodium Salt is biodegradable and eco-friendly, aligning with the growing demand for sustainable materials in industrial and consumer products.
Its versatility and adaptability to different pH levels make Carboxymethylcellulose, Sodium Salt suitable for diverse formulations, from acidic beverages to alkaline cleaners.
The safety and efficacy of Carboxymethylcellulose, Sodium Salt have made it a standard additive in the food and pharmaceutical industries, recognized under E466.
PROPERTIES
Chemical Formula: C6H7O2(OH)2OCH2COONa
Molecular Weight: Variable depending on degree of substitution
Common Name: Carboxymethylcellulose, Sodium Salt (CMC-Na)
Appearance: White to off-white powder or granules
Density: Approx. 0.5–0.7 g/cm³ (bulk density)
Boiling Point: Not applicable
Melting Point: Decomposes upon heating
Solubility: Fully soluble in water; insoluble in organic solvents
Flash Point: Non-flammable
Reactivity: Stable under normal conditions; avoid strong acids and oxidizing agents
Chemical Stability: Stable in recommended storage conditions
Storage Temperature: Store in a cool, dry place away from direct sunlight
Vapor Pressure: Negligible
FIRST AID
Inhalation:
If dust from Carboxymethylcellulose, Sodium Salt is inhaled, move the affected person to fresh air immediately.
If breathing difficulties persist, seek immediate medical attention.
If the person is not breathing, administer artificial respiration.
Keep the affected person warm and at rest.
Skin Contact:
Wash the affected area with soap and water.
If skin irritation or rash develops, seek medical attention.
Eye Contact:
In case of eye contact with Carboxymethylcellulose, Sodium Salt, flush the eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids.
Seek immediate medical attention if irritation or redness persists.
Remove contact lenses if present and easy to do; continue rinsing.
Ingestion:
If Carboxymethylcellulose, Sodium Salt is ingested, rinse the mouth thoroughly with water.
Do not induce vomiting unless directed by medical personnel.
Seek immediate medical attention.
If the person is conscious, give small sips of water to drink.
Note to Physicians:
Treat symptomatically.
No specific antidote.
Provide supportive care.
HANDLING AND STORAGE
Handling:
Personal Protection:
Wear appropriate personal protective equipment (PPE), such as gloves, safety goggles, and protective clothing, when handling Carboxymethylcellulose, Sodium Salt.
Use in a well-ventilated area to avoid inhalation of dust.
Ventilation:
Ensure adequate ventilation when handling Carboxymethylcellulose, Sodium Salt to control airborne concentrations below occupational exposure limits.
Avoidance:
Avoid direct contact with eyes, skin, and clothing.
Do not eat, drink, or smoke while handling Carboxymethylcellulose, Sodium Salt.
Wash hands thoroughly after handling.
Spill and Leak Procedures:
Contain spills of Carboxymethylcellulose, Sodium Salt to prevent further release and minimize exposure.
Sweep up spills carefully to avoid dust generation and dispose of according to local regulations.
Storage:
Store Carboxymethylcellulose, Sodium Salt in a cool, dry, well-ventilated area away from incompatible materials such as strong acids.
Keep containers tightly closed when not in use to prevent contamination and moisture absorption.
Store away from heat sources, direct sunlight, and moisture.
Handling Cautions:
Avoid inhalation of dust and direct contact with skin and eyes.
Use explosion-proof equipment in areas where Carboxymethylcellulose, Sodium Salt dust may be present.
