Pharmaceutical-grade hydroxyethylcellulose (HEC) compliant with USP/NF, EP, and JP monographs for use in oral and topical drug products.
Highly consistent rheology profile with excellent viscosity stability across pH 3–11 and in the presence of electrolytes.
Low microbial bioburden and manufactured under strict cGMP conditions to ensure batch-to-batch reproducibility and regulatory compliance.
Non-ionic, non-irritating, and compatible with a broad range of active pharmaceutical ingredients (APIs) and excipients.
Readily dispersible in cold water with rapid hydration and minimal lump formation when properly dispersed.
Viscosity modifier and suspending agent in oral liquid formulations (e.g., syrups, suspensions, and elixirs).
Thickener and film-forming agent in topical gels, creams, and ointments for dermatological and transdermal delivery.
Rheology controller in ophthalmic solutions and gels to enhance residence time and patient comfort.
Stabilizer and binder in immediate-release and modified-release tablet granulations and coatings.
| Chemical Type | Hydroxyethylcellulose (HEC) |
| Product Form | White to off-white free-flowing powder |
| Appearance | Free-flowing, odorless, fine particulate powder |
| Primary Applications | Oral liquids, topical gels, ophthalmic formulations, tablet binders |
| Key Features | cGMP-manufactured, USP/NF/EP/JP compliant, low endotoxin, low heavy metals |
| Viscosity (1% aqueous solution at 25°C) | 200–300 mPa·s (Brookfield RV, spindle #1, 12 rpm) |
| Substitution (DS/MS) | Molar substitution (MS): 2.2–2.6 |
| Microbial Limits | Total aerobic count ≤100 CFU/g; absence of E. coli, Salmonella, P. aeruginosa, S. aureus |
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E-mail: wangxingqiang@ericwchem.com
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