Name: Ashland Aqualon N7 Pharm Ethyl Cellulose
Brand: Guangzhou Eric Wei Chemical Co., Ltd.

Features Of Ashland Aqualon N7 Pharm Ethyl Cellulose

Pharmaceutical-grade ethyl cellulose meeting USP/NF, EP, and JP monograph requirements.
Consistent batch-to-batch performance with tight control over ethoxy substitution (48.0–49.5%) and viscosity (6–9 mPa·s in 5% toluene/ethanol 80/20).
Free-flowing, off-white to light tan granular powder with low moisture content (<5.0%).
Non-ionic, thermoplastic polymer offering excellent film-forming capability and sustained-release functionality.
Compatible with common pharmaceutical excipients and suitable for hot-melt extrusion and fluid-bed coating processes.

Typical Applications Of Ashland Aqualon N7 Pharm Ethyl Cellulose

Sustained-release matrix tablets and multiparticulate systems (e.g., pellets, granules).
Functional film coatings for taste masking, moisture barrier, and controlled drug release.
Binders and rheology modifiers in liquid and semi-solid formulations.
Stabilizer in topical suspensions and emulsions requiring non-ionic, water-insoluble polymers.
Carrier material in hot-melt extruded solid dispersions for poorly soluble APIs.

Chemical Type	Ethyl cellulose ether derivative
Product Form	Free-flowing granular powder
Appearance	Off-white to light tan, odorless granules
Primary Applications	Oral sustained-release dosage forms, functional film coatings
Key Features	USP/NF, EP, JP compliant; low viscosity grade; thermoplastic
Benefits	Robust film integrity, predictable release kinetics, processing versatility
Storage Conditions	Store in original sealed container at 15–30°C, protected from moisture
Shelf Life	36 months from date of manufacture when stored properly

Get in Touch with ERICW

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E-mail: wangxingqiang@ericwchem.com
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15921782326
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China