Pharmaceutical Grade Castor Oil (USP/BP)

Overview

Our pharmaceutical grade castor oil USP/BP is an indispensable, high-purity emollient and excipient, meticulously extracted from select, premium Ricinus communis seeds. CanCastor prides itself on delivering a product that not only meets but often exceeds the stringent quality parameters set by global pharmacopeias. This commitment ensures that our Castor Oil, USP/BP, also recognized by its INCI name Ricinus Communis (Castor) Seed Oil and CAS number 8001-79-4, provides unparalleled performance and safety for sensitive applications.

As industrial chemists and technical SEO experts, we understand the critical demand for reliability and compliance. Our production processes adhere strictly to cGMP (current Good Manufacturing Practices) and ISO 9001:2015 quality management systems, guaranteeing traceability, consistency, and exceptional purity in every batch. This makes CanCastor's pharmaceutical grade castor oil a trusted foundation for formulations in pharmaceuticals, nutraceuticals, food, and high-end cosmetics, where ingredient integrity is paramount. We are deeply experienced in sourcing and processing to deliver products that meet rigorous global standards, including USP (United States Pharmacopeia), BP (British Pharmacopoeia), and Ph. Eur. (European Pharmacopoeia).

Key Physical & Chemical Properties

CanCastor's Pharmaceutical Grade Castor Oil is characterized by a unique chemical profile, primarily composed of triricinolein, the triglyceride of ricinoleic acid. Its distinct molecular structure, featuring a hydroxyl group on the twelfth carbon, imparts superior polarity and lubricity. Key specifications include:

• Acid Value: Max 2.0 mg KOH/g
• Hydroxyl Value: 160-168 mg KOH/g
• Saponification Value: 176-187 mg KOH/g
• Iodine Value: 83-88 g I2/100g
• Specific Gravity (25°C): 0.950-0.965 g/cm³
• Viscosity (25°C): 6.5-8.5 poise (650-850 cP)
• Color (Gardner): Max 3
• Peroxide Value: Max 5.0 meq O₂/kg