Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Ashland Aqualon N100 Pharm Ethyl Cellulose

Ashland Aqualon N100 Pharm Ethyl Cellulose is a pharmaceutical-grade, water-insoluble ethyl cellulose polymer used for controlled-release tablet coatings and matrix systems. It offers excellent film-forming ability, thermal stability, and compatibility with common excipients. Complies with USP/NF, EP, and JP monographs. Ideal for sustained-release oral dosage forms requiring precise drug delivery performance.
  • ashland aqualon n100 pharm ethyl cellulose_68c1c457
  • ashland aqualon n100 pharm ethyl cellulose_68c1c457

Features Of Ashland Aqualon N100 Pharm Ethyl Cellulose

  1. Pharmaceutical-grade ethyl cellulose meeting USP/NF and EP monograph requirements.

  2. Consistent batch-to-batch performance with tight control on ethoxy substitution (48.0–49.5%).

  3. Low residual solvents and heavy metals, compliant with ICH Q3C and Q3D guidelines.

  4. Free-flowing white to off-white granular powder optimized for direct compression and hot-melt extrusion.

  5. Thermoplastic behavior enables robust film formation and sustained-release matrix development.

Typical Applications Of Ashland Aqualon N100 Pharm Ethyl Cellulose

  1. Sustained-release oral solid dosage forms (e.g., matrix tablets and multiparticulates).

  2. Enteric-coated tablets and pellets requiring pH-independent barrier properties.

  3. Hot-melt extruded (HME) formulations for amorphous solid dispersion stabilization.

  4. Controlled-release coatings in fluid-bed and pan coating processes.

  5. Binders and release modifiers in veterinary pharmaceuticals and nutraceuticals.

Specifications Of Ashland Aqualon N100 Pharm Ethyl Cellulose

Chemical TypeEthyl cellulose polymer
Product FormFree-flowing granular powder
AppearanceWhite to off-white, odorless granules
Ethoxy Content48.0–49.5% (USP/NF compliant)
Viscosity (2% in toluene/ethanol 4:1)90–110 mPa·s
Heavy Metals (as Pb)≤ 10 ppm
Residual Solvents (Ethanol/Toluene)≤ 5000 ppm total (ICH Q3C Class 2/3)
Microbial LimitsCompliant with USP <61> (TAMC ≤ 10³ CFU/g; TYMC ≤ 10² CFU/g)


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