CMC

Your Professional CMC Supplier

Hebei Haoyue New Material Technology Co., Ltd. specializes in the production of diacetate fiber tow, cellulose, and cigarette filter rods. The fiber tow finds application in cigarette filters, yarn textiles, medical care products, and home textile filling materials. Chemical products are extensively utilized across various industries, including chemicals, construction, building materials, coatings, food, cosmetics, agriculture, national defense, and military sectors.

High-Quality Products

The company has obtained ISO9001:2015 international quality management system certification, ensuring that its product quality aligns with international advanced standards.

Advanced Equipment

The factory is equipped with state-of-the-art production equipment, guaranteeing both product quality and production efficiency.

Accept ODM/OEM Service

We provide the best private label OEM and ODM services to meet different customers.

Sustainable Production

Our factories prioritize environmental protection and adopt sustainable production practices to minimize ecological impact.

Parameters

Parameter	Specification Range	Test Method
Appearance	White or light yellow powder	Visual inspection
Viscosity (2% aqueous solution, 25°C)	300~20,000 mPa·s (customizable)	Brookfield viscometer
Degree of Substitution (DS)	0.6~1.2	GB/T 34236-2017
PH (1% solution)	6.5~8.5	PH meter
Moisture content	≤10%	GB/T 29297-2012
Purity (NaCl content)	≤5%	Conductometric titration
Fineness (80 mesh sieve pass rate)	≥95%	Sieve analysis

Advantages of CMC

Non-Toxic and Biodegradable

CMC powder is considered safe for consumption and is biodegradable, making it an environmentally friendly choice in various applications.

Versatile Functionality

Its ability to thicken, stabilize, and modify the properties of solutions makes CMC a versatile additive in a wide range of industries.

Cost-Effectiveness

CMC offers cost-effective solutions in various applications due to its low dosage requirements and ability to improve the overall quality of products.

Improved Performance

The addition of CMC in various products enhances their performance, texture, and appearance, contributing to better consumer experiences.

Applications of CMC

CMC in the Food Industry
Carboxymethylcellulose in food plays a critical role as a stabilizer, thickener, and moisture retention agent. Commonly used in sauces, dairy products, baked goods, and ice cream, CMC improves mouthfeel, prevents syneresis, and ensures consistent viscosity. As a food-grade additive, CMC in food industry applications helps extend shelf life and improve product texture without altering flavor.

CMC in the Pharmaceutical Industry
In pharmaceutical formulations, carboxymethylcellulose (CMC) is valued for its binding, disintegration, and controlled-release properties. CMC in pharmaceutical industry is found in tablets, syrups, suspensions, and eye drops. Its high purity and biocompatibility make it ideal for oral, topical, and ophthalmic products.

CMC for Personal Care and Cosmetics
Carboxymethylcellulose for personal care products offers smooth texture, viscosity control, and film-forming capabilities. Used in shampoos, creams, lotions, and toothpastes, CMC in cosmetics enhances product spreadability and stability. It helps create pleasant sensory effects while maintaining ingredient uniformity in formulations.

CMC in Construction Materials
CMC for construction is widely applied in cement-based formulations such as tile adhesives, mortars, and wall putties. It acts as a water retention aid, workability enhancer, and thickener. CMC in construction applications improves open time, reduces cracking, and enhances adhesion.

Industrial Uses of Carboxymethylcellulose
Beyond consumer products, industrial uses of CMC include applications in oil drilling, textile printing, paper manufacturing, ceramics, and adhesives. In oil and gas, CMC functions as a viscosifier and fluid loss controller, enhancing drilling efficiency. In textiles and paper, it works as a binder and surface modifier.

Storage Precautions for CMC

Storage temperature
Sodium carboxymethyl cellulose should be stored in a dry, cool and well-ventilated environment. The storage temperature should be kept at room temperature, and the recommended temperature range is usually 15℃ to 30℃.

Humidity control
Sodium CMC has a strong hygroscopicity for water, and a high humidity environment will cause its quality problems, including agglomeration, adhesion or decreased solubility. To avoid this, the relative humidity of the storage environment should be controlled between 45% and 75%.

Avoid light
CMC sodium should be protected from direct sunlight, especially when ultraviolet rays are strong. Light can cause chemical degradation of CMC, resulting in changes in molecular structure, thereby reducing its function. It should be stored in a cool place as much as possible, and opaque packaging bags or barrels should be used to avoid light exposure.

Ventilation conditions
The storage environment should maintain good ventilation to prevent moisture accumulation. Good ventilation conditions can effectively reduce moisture accumulation, prevent the storage environment from being humid, and ensure the quality of CMC sodium.

Avoid contamination
During storage, contamination by impurities, including dust, oil, chemicals, etc., must be prevented. Especially when storing large quantities of CMC, ensure the integrity of the packaging container to prevent impurities from entering, thereby affecting the purity and performance of CMC.

Packaging requirements
In order to ensure the quality of sodium carboxymethyl cellulose, the requirements for packaging during storage are also very strict. Common packaging forms are plastic bags, paper bags, cartons or plastic barrels, and there are often dehumidifiers or moisture absorbers in the bags to keep them dry.

Storage period
Under appropriate storage conditions, the shelf life of sodium CMC is generally 1-2 years. After the storage period, although it may not be completely ineffective, its performance will gradually decline, especially the key performance indicators such as solubility and viscosity may decline.

Packaging and Shipping

Packaging

25kg per bag (moisture-proof kraft paper +PE inner lining), or customized small packaging as required.

Shipping

● If the quantity is not big or you need it urgently, we advise you to ship them by Express such as DHL, FEDEX, UPS, TNT etc.

● If your quantity is large, we advise you to use Sea shipping or Air shipping.

Our Factory

The company's strong economic strength and abundant human resources have laid a solid foundation for the company's long-term development. Excellent quality, affordable prices, and thoughtful service are the goals pursued by our company.

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FAQ

Q: When not to use carboxymethylcellulose?

A: Do not use carboxymethylcellulose if the liquid changes color or is cloudy.

Q: Is carboxymethylcellulose safe for humans?

A: While it has no nutritional value and cannot be digested by humans, it has long been considered safe to consume. In fact, CMC has been used in the food industry since the 1960s. It is generally used in the production of baked goods, since its calorie-free and gluten-free.

Q: What does carboxymethyl cellulose do to eyes?

A: Carboxymethylcellulose is an eye lubricant, also known as artificial tears. It works similarly to natural tears and provides temporary relief from burning and discomfort due to the eye's dryness by maintaining proper lubrication of the eyes and acting as a protectant against further irritation.

Q: What is another name for carboxymethyl cellulose?

A: Cellulose Gum, also known as carboxymethyl cellulose (CMC) or sodium carboxymethyl cellulose, is a common ingredient used in cosmetics. It is a white or off-white powder that serves as a versatile additive in cosmetic formulations. Cellulose Gum is widely employed as a stabilizer, emulsifier, and thickening agent.

Q: What is the difference between sodium carboxymethylcellulose and Carboxymethylcellulose?

A: Property difference: Sodium CMC can be dissolved in hot and cool water easily but CMC can't be dissolved in water. Normally, Sodium CMC has high viscosity compared to CMC.

Q: Does carboxymethylcellulose dissolve in water?

A: Carboxymethylcellulose (CMC) Carboxymethylcellulose is one of the most important and widely used gums that is soluble in water. This gum is obtained from the process of esterification and atrification performed on cellulose and has various types.

We're well-known as one of the leading cmc manufacturers in China. Please feel free to buy cheap cmc in stock here and get free sample from our factory. For price consultation, contact us.

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