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

Ashland Natrosol L Pharm Hydroxyethyl Cellulose

Ashland Natrosol L Pharm Hydroxyethyl Cellulose is a pharmaceutical-grade, non-ionic cellulose ether offering excellent viscosity control, water solubility, and thermal stability. Designed for oral suspensions, gels, and ophthalmic formulations, it ensures batch-to-batch consistency, low microbial burden, and compliance with USP/NF, EP, and JP monographs. Its low substitution profile enables rapid hydration and robust rheology without gelation.
  • ashland natrosol l pharm hydroxyethyl cellulose_da1d0fb1
  • ashland natrosol l pharm hydroxyethyl cellulose_da1d0fb1

Features Of Ashland Natrosol L Pharm Hydroxyethyl Cellulose

  1. Pharmaceutical-grade purity compliant with USP/NF, EP, and JP monographs for parenteral and oral dosage forms.

  2. Low-viscosity grade optimized for easy dispersion and rapid hydration in aqueous systems without excessive gel formation.

  3. Excellent water solubility and clarity in neutral to mildly alkaline pH ranges, supporting stable liquid formulations.

  4. Non-ionic nature ensures compatibility with cationic, anionic, and non-ionic excipients, including APIs, preservatives, and surfactants.

  5. Consistent batch-to-batch performance validated through rigorous quality control per ICH Q5, Q7, and Q9 guidelines.

Typical Applications Of Ashland Natrosol L Pharm Hydroxyethyl Cellulose

  1. Viscosity modifier and suspending agent in oral liquid suspensions and syrups.

  2. Stabilizer and binder in immediate-release and modified-release tablet granulations.

  3. Rheology controller in ophthalmic solutions and sterile injectables requiring low ionic interference.

  4. Protective colloid in lyophilized formulations to enhance API stability during freeze-drying and reconstitution.

  5. Thickener in topical gels and creams where clarity, non-tackiness, and skin compatibility are critical.

Specifications Of Ashland Natrosol L Pharm Hydroxyethyl Cellulose

Chemical TypeNon-ionic cellulose ether (hydroxyethyl cellulose)
Product FormWhite to off-white free-flowing powder
AppearanceOdorless, fine particulate solid
Primary ApplicationsPharmaceutical oral, ophthalmic, topical, and parenteral formulations
Key FeaturesUSP/NF, EP, JP compliant; low endotoxin; low heavy metals; sterile-filterable
BenefitsEnhanced formulation stability, improved dose uniformity, reduced processing time, broad regulatory acceptance
pH of 1% Aqueous Solution5.0–8.0
Microbial LimitsComplies with USP <71>: Total aerobic microbial count ≤100 CFU/g; absence of specified pathogens


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