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Sodium Carboxymethyl Cellulose
$ 1.00
Sodium Carboxymethyl Cellulose , is a water-soluble anionic cellulose ether derived from natural cellulose. It appears as a white to off-white, odorless, tasteless powder or granule. Known for its excellent thickening, stabilizing, emulsifying, and water-retention properties, CMC is widely used in food, pharmaceutical, personal care, industrial, and detergent applications. It functions by modifying the rheological properties of solutions and suspensions, offering control over viscosity and flow. Its biocompatibility, non-toxicity, and biodegradability make it suitable for both human use and environmentally friendly formulations.
Sodium Carboxymethyl Cellulose
Primary Uses
- Food Industry (as Food Grade CMC)
- Used as a thickener, stabilizer, and emulsifier in products like ice cream, yogurt, jelly, bakery fillings, sauces, and beverages.
- Prevents ice crystal formation in frozen desserts and improves mouthfeel.
- Acts as a fat replacer in low-fat and calorie-reduced foods.
- Provides suspension stability in flavored milk and juice drinks.
- Designated as E466 in the EU as a permitted food additive.
- Pharmaceuticals
- Used as a binder, disintegrant, and stabilizer in tablets and capsules.
- Acts as a thickener in oral suspensions, syrups, creams, and gels.
- Improves mucoadhesion in oral and topical formulations for prolonged contact.
- Used in wound care products as a moisture-retentive agent.
- Personal Care & Cosmetics
- Functions as a viscosity modifier and stabilizer in lotions, creams, toothpaste, shampoos, and hair gels.
- Provides film-forming and conditioning effects in skin and hair care formulations.
- Offers stabilization for emulsions and suspensions in cosmetics.
- Detergents & Household Products (Detergent Grade CMC)
- Prevents soil redeposition on fabrics during washing.
- Enhances suspension stability in liquid detergents and cleaners.
- Improves viscosity and texture in cleaning pastes and gels.
- Industrial Applications
- Used in paper manufacturing as a surface sizing agent to improve printability and strength.
- In textile printing, it acts as a thickener for dye pastes.
- Serves as a binder and film former in ceramics, adhesives, and coatings.
- Used in paint and coatings for viscosity control and dispersion stability.
Secondary Uses
- Oil & Gas Industry
- Used in drilling fluids as a viscosity modifier and fluid loss reducer.
- Improves the stability of drilling muds under varying temperature and pressure conditions.
- Construction
- Acts as a water-retaining agent and binder in cement, mortar, and plaster formulations.
- Enhances workability, reduces cracking, and improves adhesion.
- Agriculture
- Used in pesticide formulations for improved suspension and application.
- Acts as a soil conditioner to enhance water retention in dry soils.
- Printing Inks
- Improves flow properties and suspension stability in water-based inks.
- Biomedical Research
- Used in hydrogels and tissue engineering for drug delivery systems and scaffolding due to its biocompatibility and gel-forming ability.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Sodium carboxymethyl cellulose
- Common/Trade Name: CMC Sodium
- CAS Number: 9004-32-4
- HS Code: 3912.31.00
- Molecular Formula: Variable (C₆H₇O₂(OH)₂CH₂COONa)n
- Synonyms:
- Sodium CMC
- Carboxymethylcellulose sodium
- Cellulose gum
- E466 (food grade)
2. Physical & Chemical Properties
- Physical State: Powder or granules
- Color & Odor: White to off-white; odorless and tasteless
- Solubility: Freely soluble in cold or hot water; insoluble in most organic solvents
- pH (1% solution): 6.0–8.5
- Viscosity: Ranges from 10 to 10,000 cps depending on grade and concentration
- Moisture Content: Typically ≤10%
- Stability: Stable under normal conditions; hygroscopic
3. Safety & Hazard Attributes
- Hazard Class (GHS): Not classified as hazardous
- NFPA Ratings:
- Health: 0
- Flammability: 1
- Reactivity: 0
- Exposure Limits: Not established; considered safe under normal use
- Toxicity: Non-toxic, non-sensitizing, and non-irritant in typical use concentration
- Reactivity: Inert under normal conditions
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry area in tightly closed containers
- Container Type: Paper or plastic bags with moisture-proof lining or drums
- Shelf Life: Up to 2 years when stored properly
- Special Handling: Avoid contact with moisture; use dust protection during handling
5. Regulatory & Compliance Attributes
- FDA Status: GRAS (Generally Recognized As Safe) under 21 CFR §182.1745 (for food use)
- EU Food Additive Code: E466
- REACH Status: Registered
- Transportation: Not regulated as hazardous material
- Waste Disposal: Biodegradable; dispose in accordance with local regulations
6. Environmental & Health Impact
- Ecotoxicity: Low environmental risk; safe for aquatic and terrestrial environments
- Persistence: Biodegradable
- Bioaccumulation: Not expected
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
- Biodegradability: Readily biodegradable under aerobic conditions
Safety Handling Precautions
PPE:
- Dust mask
- Safety goggles
- Gloves if prolonged handling is expected
Handling Measures:
- Avoid dust generation
- Ensure adequate ventilation
- Do not mix with strong oxidizers
Storage Measures:
- Keep container tightly sealed
- Avoid humidity and direct contact with moisture
- Use FIFO inventory method
Hygiene Practices:
- Wash hands after handling
- Avoid eating or drinking while handling
First Aid Measures
- Inhalation: Move to fresh air; rinse mouth; seek medical help if irritation occurs
- Skin Contact: Wash with soap and water; seek attention if irritation persists
- Eye Contact: Flush eyes with water for at least 15 minutes; seek medical advice if needed
- Ingestion: Non-toxic in small amounts; rinse mouth and drink water; seek help if large quantity is ingested
Firefighting Measures
- Fire Hazards: Combustible at high temperatures
- Extinguishing Media: Water spray, foam, CO₂, or dry chemical
- Special Precautions: Firefighters should wear protective equipment and breathing apparatus
- Decomposition Products: May emit carbon monoxide and carbon dioxide when burned
Related products
Carboxymethyl Cellulose Detergent Grade
Carboxymethyl Cellulose Detergent Grade is a water-soluble cellulose derivative produced by the etherification of cellulose with monochloroacetic acid. It is a fine, white to off-white powder with excellent thickening, stabilizing, and water retention properties. The detergent grade of CMC is specifically tailored to meet the requirements of laundry and cleaning formulations, offering superior dispersing and anti-redeposition performance. It is biodegradable, non-toxic, and widely used as a functional additive to enhance cleaning efficiency and fabric care in detergent products. Its excellent compatibility with surfactants and enzymes makes it an essential ingredient in both powder and liquid detergents.
Carboxymethyl Cellulose Food Grade
Carboxymethyl Cellulose Food Grade is a water-soluble cellulose derivative produced by the etherification of cellulose with monochloroacetic acid. It appears as a fine, white to off-white powder with excellent thickening, stabilizing, and water retention properties. Designed specifically for food applications, this grade complies with food safety regulations and is widely used as a texture modifier, stabilizer, and emulsifier in a variety of processed foods. It enhances product consistency, extends shelf life, and improves moisture retention without altering taste or odor. Being non-toxic, biodegradable, and non-caloric, it is considered safe for human consumption and is approved as a food additive in many countries.
Cellulose Ether
Cellulose ether refers to a group of chemically modified cellulose derivatives where hydroxyl groups on the cellulose backbone are substituted with ether groups such as methyl, hydroxyethyl, or carboxymethyl groups. These modifications improve solubility, viscosity, and film-forming properties while maintaining biodegradability and non-toxicity. Cellulose ethers are white to off-white powders or granules that dissolve in water to form viscous, stable solutions. They are widely used as thickeners, binders, stabilizers, and film formers in industries such as construction, pharmaceuticals, cosmetics, food, and paper.
Ceto Stearyl Alcohol
Ceto Stearyl Alcohol 1618TA is a high-quality fatty alcohol blend primarily composed of cetyl (C16) and stearyl (C18) alcohols. It appears as a white, waxy solid or flakes with a mild fatty odor. This blend is widely used as an emollient, thickener, and co-emulsifier in cosmetic, pharmaceutical, and industrial formulations. Ceto Stearyl Alcohol 1618TA offers excellent lubricity, thickening, and stabilizing properties, enhancing the texture, consistency, and moisturizing characteristics of creams, lotions, and hair care products. It serves as a skin conditioning agent and contributes to the structural integrity of emulsions.
Cetyl Palmitate
Cetyl Palmitate is a naturally derived ester formed by the reaction of cetyl alcohol and palmitic acid. It appears as a white to off-white waxy solid with a mild fatty odor. This compound is widely used in cosmetic, pharmaceutical, and industrial formulations for its emollient, thickening, and texture-enhancing properties. Cetyl Palmitate imparts a smooth, creamy feel to products and contributes to improved stability and consistency in creams, lotions, balms, and ointments. Its film-forming and skin-conditioning attributes make it a preferred ingredient in personal care products as well as in specialty industrial applications.
Cetyl Stearyl Alcohol (CSA)
Cetyl Stearyl Alcohol (CSA), also known as Cetearyl Alcohol, is a blended fatty alcohol consisting primarily of cetyl (C16) and stearyl (C18) alcohols. It appears as white to pale yellow waxy flakes or pellets with a mild fatty odor. CSA is widely used in cosmetics, pharmaceuticals, and personal care products as an emollient, thickener, and co-emulsifier. It enhances texture, improves stability, and provides a smooth, velvety skin feel in formulations. Being a non-ionic surfactant, it also aids in stabilizing oil-in-water emulsions and is favored for its gentle nature on the skin and hair.
CMC Sodium Blanose
CMC Sodium Blanose is a high-purity, pharmaceutical- and food-grade Sodium Carboxymethyl Cellulose (CMC), manufactured under the Blanose® brand by Ashland or equivalent producers. It is a water-soluble, anionic cellulose ether derived from natural cellulose, designed for superior consistency, clarity, and performance. CMC Blanose serves as a thickening agent, stabilizer, binder, film former, and emulsifier in a wide variety of applications. Known for its excellent rheological control and water retention, it is widely used across the food, pharmaceutical, personal care, and industrial sectors, offering reliable performance with batch-to-batch consistency.
Pullulan
Pullulan is a natural polysaccharide polymer produced by the fermentation of starch by the fungus Aureobasidium pullulans. It is a water-soluble, tasteless, and odorless biopolymer widely used in the food, pharmaceutical, and cosmetic industries due to its excellent film-forming, adhesive, and oxygen barrier properties. Pullulan is biodegradable, non-toxic, and approved for use in various applications requiring edible and biodegradable films.
