CARBOWAX™ SENTRY™ Polyethylene Glycol 1500 NF Flake (Inhibited); Macrogol 1500 Ph. Eur.

What is CARBOWAX™ SENTRY™ Polyethylene Glycol 1500 NF Flake (Inhibited); Macrogol 1500 Ph. Eur.?

It is a water-soluble linear polymer with an average molecular weight of 1500 g/mol. Supplied as waxy flakes with an antioxidant, it offers versatile functionality across pharmaceutical and oral care formulations and can be combined with other PEG grades to tailor performance. INCI Name: PEG-32. Country of Origin: United States of America.

Uses

Pharmaceuticals excipients
Indirect food additives / food contact
Cosmetic ingredients
Personal care ingredients
Chemical intermediates

Benefits

Solubilization – Supports incorporation of active ingredients and other components with limited aqueous solubility.
Versatile Excipient – Functions as a plasticizer, coating aid, binder, and viscosity modifier.
Broad Application Range – Suitable for solid dosage forms, topical and semisolid formulations, suppositories, and oral care products.
Tunable Formulation Performance – Compatible with other PEG grades to tailor consistency, processability, and performance.
Proven Safety – Safe for pharmaceutical use with a well-established safety profile.
Biodegradability – Readily biodegradable based on OECD 301F testing of similar products.

Properties

Certifications & Standards
cGMP Status	Cosmetic, Excipient, Food Contact/Indirect Food Additive
Compendial Compliance	Ph.Eur., USP-NF
Food Contact Clearance (FDA 21 CFR)	Food Contact/Indirect Food Additive

Sustainability & Safety
Biodegradation	Readily

Typical Properties
Average Hydroxyl Number	70 - 80 mg KOH/g
Contains Inhibitor	Yes (100 ppm BHT)
Melting or Freezing Range	42 - 48 °C
Molecular Weight	1350 - 1650 g/mol
Solubility	Ethanol, Isopropanol, Practically Insoluble in Ethers

CARBOWAX™ SENTRY™ Polyethylene Glycol 1500 NF Flake (Inhibited); Macrogol 1500 Ph. Eur.

What is CARBOWAX™ SENTRY™ Polyethylene Glycol 1500 NF Flake (Inhibited); Macrogol 1500 Ph. Eur.?

Uses

Benefits

Properties

Certifications & Standards

Sustainability & Safety

Typical Properties

RESOURCES

EDUCATION

CORPORATE

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