Cellulose Polymer Chains: Bulk Density 0.30-0.45 g/cm³

Component Specifications

Definition

Cellulose polymer chains are linear polysaccharides composed of β(1→4) linked D-glucose units, specifically processed to pharmaceutical-grade microcrystalline cellulose standards. These chains form the structural backbone of MCC, providing compressibility, binding properties, and controlled disintegration in solid dosage forms through hydrogen bonding and mechanical interlocking.

Working Principle

The cellulose polymer chains function through intermolecular hydrogen bonding between hydroxyl groups on adjacent glucose units, creating a three-dimensional network that provides mechanical strength. During tablet compression, these chains deform plastically and form new hydrogen bonds, resulting in cohesive tablets with controlled porosity for optimal drug release.

Materials

Pharmaceutical-grade cellulose derived from α-cellulose wood pulp, purified to remove lignin, hemicellulose, and other impurities. Degree of polymerization: 200-300 glucose units. Crystallinity: 60-80%. Moisture content: ≤5% w/w. Ash content: ≤0.1%.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Bulk Density	0.30-0.45 g/cm³
Heavy Metals	≤10 ppm
Hausner Ratio	1.18-1.33
Loss On Drying	≤5.0%
Tapped Density	0.45-0.60 g/cm³
PH (10% Suspension)	5.0-7.0
Compressibility Index	15-25%
Particle Size Distribution	90% between 20-100 μm

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 8871, USP-NF, EP, JP

Parent Products

This component is used in the following industrial products

Pharmaceutical-Grade Microcrystalline Cellulose

Purified, partially depolymerized cellulose excipient for pharmaceutical formulations

View Product Details

Engineering Analysis

Risks & Mitigation

Microbial contamination
Batch-to-batch variability
Moisture sensitivity affecting compressibility
Potential interaction with active pharmaceutical ingredients

FMEA Triads

Trigger: Inadequate purification process
Failure: Presence of lignin or hemicellulose impurities
Mitigation: Implement multi-stage purification with validated removal efficiency testing

Trigger: Moisture absorption during storage
Failure: Reduced compressibility and tablet hardness
Mitigation: Use moisture-barrier packaging with desiccants and controlled storage conditions

Trigger: Particle size distribution outside specification
Failure: Poor flow properties and content uniformity
Mitigation: Implement real-time particle size monitoring and automated classification systems

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±5% for particle size distribution, ±2% for moisture content, ±3% for bulk density

Test Method

USP <1061> for powder properties, USP <621> for chromatography, ISO 21527 for microbial limits, laser diffraction for particle size analysis

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Cellulose Polymer Chains

Manufacturer profiles associated with Cellulose Polymer Chains.

Sourcing Cellulose Polymer Chains from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Related Components

RTD Temperature Sensor

High-precision platinum-based temperature sensor for industrial chemical heating systems

Safety Enclosure & Ventilation

Safety enclosure and ventilation system for automated chemical storage and retrieval systems, designed to contain hazardous materials and maintain safe air quality.

Management Software License

Digital license enabling access to management software for automated chemical drum labeling and tracking systems.

Polymer backbone

The primary molecular chain in high-purity industrial adhesive base resins that determines structural integrity and bonding properties.

Frequently Asked Questions

What is the primary function of cellulose polymer chains in pharmaceutical tablets?

Cellulose polymer chains serve as a binder and disintegrant in tablets, providing mechanical strength through hydrogen bonding while allowing controlled drug release through their porous structure.

How do cellulose polymer chains differ from regular cellulose?

Pharmaceutical-grade cellulose polymer chains are highly purified, with controlled degree of polymerization and crystallinity, ensuring consistent compressibility, flow properties, and regulatory compliance for drug formulations.

What quality standards apply to pharmaceutical cellulose polymer chains?

They must comply with pharmacopeial standards including USP-NF, European Pharmacopoeia, and ISO 8871, with specific requirements for purity, particle size, moisture content, and heavy metal limits.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Cellulose Polymer Chains