China Factory Direct
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| CAS number | 9085-26-1 |
| Product name | CARBOXYMETHYLCELLULOSE SODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
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| Food Industry | Thickener, stabilizer, emulsifier | Added to beverages, sauces, ice cream, etc. during food processing; dispersed into the system via mixing or homogenization to enhance texture and stability |
| Pharmaceutical Industry | Pharmaceutical excipient (e.g., tablet binder, sustained-release agent, suspending agent) | Used in the preparation of oral solid dosage forms; incorporated with active pharmaceutical ingredients via wet granulation or direct compression, then compressed into final dosage forms |
| Cosmetics Industry | Thickener, stabilizer, film-forming agent | Incorporated into emulsion, gel, or cream formulations; uniformly distributed via homogenization and emulsification to improve sensory properties and storage stability |
| Construction Materials | Mortar additive, wall coating auxiliary | Mixed with cement, lime, etc. to enhance water retention, adhesion, and workability; added uniformly to the batching system via mechanical mixing |
| Textile Industry | Warp sizing agent, printing thickener | Mixed with dyes or size solutions and applied to textiles via padding or roller sizing to improve fiber adhesion and print definition |
| Paper Industry | Pulp additive, surface sizing agent | Added to pulp; improves paper strength, smoothness, and water resistance via refining or coating processes |
| Ink Industry | Ink thickener, stabilizer | Mixed with pigments, resins, etc.; ink is prepared via grinding and let-down processes to prevent sedimentation and improve rheological performance |
| Biotechnology | Cell culture medium additive, biomolecule separation medium | Used to maintain culture medium viscosity and cellular microenvironment stability; dissolved, filtered, sterilized, and then added to the culture system |
| Detection Item | Common Analytical Method | Method Overview |
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| Sodium Content | Flame Photometry | Measures sodium ion emission intensity at characteristic wavelength in flame. |
| Viscosity | Rotational Viscometry | Determines resistance to flow under controlled shear rate and temperature. |
| Degree of Substitution (DS) | Acid-Base Titration | Quantifies etherified hydroxyl groups via back-titration after alkaline hydrolysis. |
| pH (1% aqueous solution) | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated pH electrode in standardized solution. |
| Moisture Content | Karl Fischer Titration | Determines water content by coulometric or volumetric reaction with iodine and Karl Fischer reagent. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies metal ions by measuring absorption of specific wavelength light by ground-state atoms in flame or graphite furnace. |
| Ash Content | Gravimetric Analysis | Measures inorganic residue mass after high-temperature incineration and cooling to constant weight. |
| Chloride Content | Potentiometric Titration with Silver Nitrate | Detects chloride ions by titration with AgNO3 using silver indicator electrode or endpoint detection. |
| Sulfate Content | Gravimetric Analysis (Barium Sulfate Precipitation) | Precipitates sulfate as BaSO4, followed by filtration, drying, and weighing. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities after ignition at specified temperature and weighing. |
| Microbial Limits | Membrane Filtration and Plate Count | Quantifies viable aerobic bacteria and fungi by filtration, membrane transfer, and colony enumeration on selective media. |
| Particle Size Distribution | Laser Diffraction | Measures scattering pattern of laser beam passing through dispersed sample to calculate size distribution. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=1.5% |
| Heavy Metals | <=20 ppm |
| Solubility | Freely soluble in water; insoluble in ethanol and acetone |
| Color (APHA/Pt-Co) | <=100 |
| Odor | Characteristic, faint odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.