Description

Vitamin D2 (Ergocalciferol) is a fat-soluble secosteroid essential for regulating calcium and phosphate metabolism in the body. It is a critical ingredient for the formulation of dietary supplements and fortified foods aimed at preventing and treating vitamin D deficiency. This high-purity compound is primarily utilized by manufacturers in the pharmaceutical, nutraceutical, and food & beverage industries to ensure product efficacy and compliance with stringent health standards.

Application

• Pharmaceutical Formulations: Active pharmaceutical ingredient (API) in prescription and over-the-counter medications for treating rickets, osteomalacia, and hypoparathyroidism.
• Dietary Supplements: Key component in multivitamin tablets, softgel capsules, and liquid drops for nutritional supplementation.
• Food & Beverage Fortification: Used to enrich products like milk, dairy alternatives, breakfast cereals, and infant formula.
• Animal Feed & Pet Nutrition: An essential nutrient additive in feed premixes to support bone health and growth in livestock and companion animals.
• Cosmetic & Personal Care: Incorporated into skincare products for its perceived benefits in supporting skin health.
• Research & Development: Serves as a standard and reagent in biochemical research, clinical diagnostics, and analytical laboratories.

Basic Information

Product Name	Vitamin D2
CAS No.	50-14-6
Molecular Formula	C28H44O
Molecular Weight	396.65 g/mol
Synonyms	Ergocalciferol; Calciferol; Viosterol; Activated Ergosterol; Drisdol; Sterogyl; (3β,5Z,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol; Vitamin D2
EINECS	200-014-9

Quality Control

Our Vitamin D2 is manufactured and tested under strict quality management systems. We offer grades compliant with major pharmacopoeial standards, including USP, EP, and FCC, ensuring suitability for pharmaceutical and food applications. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality commitment extends to full traceability and adherence to cGMP guidelines where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) to prevent oxidation. The recommended long-term storage temperature is 2°C to 8°C (refrigerated). For short-term handling, the product can be kept at controlled room temperature (15-25°C). The container must be kept in a cool, dry, and well-ventilated area away from heat and ignition sources.

Specification

Item	Specification
Appearance	White to slightly yellow crystals or crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Specific Rotation	+102° to +107°
Melting Point	115°C - 118°C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.