Vitamin C L(+)-Ascorbic Acid
RAW MATERIAL
Vitamin C

Vitamin C L(+)-Ascorbic Acid

Vitamin C L(+)-Ascorbic Acid is a white to nearly white crystalline raw material with excellent water solubility, widely used in food, nutritional, pharmaceutical, cosmetic, and specialty formulations.

Chemical Name
Ascorbic Acid
Molecular Weight
176.12 g/mol
Molecular Formula
C6H8O6
EINECS
200-066-2
PRODUCT OVERVIEW

Product Description

Vitamin C L(+)-Ascorbic Acid is a high-purity crystalline raw material commonly used across food, nutritional, pharmaceutical, cosmetic, and specialty formulation industries. It is supplied as a white to almost white crystalline powder and dissolves readily in water, making it suitable for a broad range of aqueous formulations and processing applications. The material is valued for its antioxidant and reducing properties and is frequently incorporated into formulations where Vitamin C supplementation, oxidation control, product stabilization, or functional ingredient performance is required. Its referenced quality profile includes controls for identification, melting point, pH, specific optical rotation, solution clarity, assay, elemental impurities, related substances, loss on drying, sulphated ash, and residual solvents. These specifications provide a structured basis for assessing product consistency and quality. Vitamin C L(+)-Ascorbic Acid can be used in nutritional products, food processing, pharmaceutical preparations, cosmetic formulations, and other applications where the functional properties of ascorbic acid are required. The suitability of the material should be determined according to the intended formulation, required grade, and applicable regulatory requirements.
PRODUCT PARAMETERS

General Parameters

Appearance
White to nearly white crystalline powder
Solubility
Freely soluble in water, sparingly soluble in alcohol, and insoluble in chloroform, ether, and benzene
KEY PROPERTIES

Product Characteristics

White to nearly white crystalline material with a consistent fine-powder appearance.
Dissolves readily in water, allowing convenient incorporation into water-based formulations.
Provides antioxidant and reducing functionality in formulations where oxidation control is important.
Suitable for applications requiring a reliable source of Vitamin C as a functional raw ingredient.
Defined quality parameters cover assay, pH, optical rotation, impurities, drying loss, and residual solvents.
Applicable to food, nutritional, pharmaceutical, cosmetic, and other specialized formulation systems according to the required grade.
TECHNICAL SPECIFICATIONS

Specification Data

Specification USP33, BP2011, EP7.0, FCC7&2008/84/EC Grade
Identification Corresponds
Melting point 189 ~ 193°C
pH (5%, W/V) 2.1 ~ 2.6
pH (2%, W/V) 2.4 ~ 2.8
Specific optical rotation +20.5 ~ +21.5
Clarity and color of solution Solution S is clear and not more intensely colored than reference solution BY
Assay 99.0 ~ 100.5%
Copper 5ppm max
Iron 2ppm max
Mercury 1ppm max
Arsenic 3ppm max
Lead 2ppm max
Impurity E (Oxalic acid) 0.2% max
Loss on drying 0.4% max
Sulphated ash (Residue on ignition) 0.1% max
Related substance - Impurity C 0.15% max
Related substance - Impurity D 0.15% max
Related substance - Unspecified impurities 0.10% max
Residual solvents - Methanol 3000ppm max
APPLICATIONS

Typical Uses

Used in nutritional formulations designed to provide Vitamin C and support normal collagen formation and the maintenance of healthy connective tissues, gums, teeth, and bones.
Applied in nutritional and dietary formulations where Vitamin C contributes to normal metabolic processes and antioxidant support.
Used in formulations intended to support normal lipid metabolism and general nutritional wellness.
Suitable for cosmetic and personal-care formulations where Vitamin C is valued for antioxidant activity and skin-brightening applications.
Used in fortified foods, beverages, supplements, and other products requiring Vitamin C enrichment.
Applied in food and formulation systems where antioxidant functionality can help protect ingredients from oxidative changes.
STORAGE & HANDLING

Handling Guidance

Store in tightly sealed packaging in a cool, dry, and well-ventilated location. Protect the material from direct sunlight, moisture, and prolonged exposure to air. Keep away from incompatible chemical materials and maintain the original container securely closed when the product is not in use. During handling, minimize unnecessary dust generation and follow appropriate workplace hygiene and protective measures according to the applicable Safety Data Sheet and local safety requirements.
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