Ascorbic Acid-Vitamin C

Ascorbic Acid-Vitamin C

Product Name Ascorbic Acid
CAS Number 50-81-7
Other Names Vitamin C, L-Ascorbic Acid, L-ascorbate
Molecular Formula C6H8O6
Molecular Weight 176.12 g/mol
Appearance White to off-white crystalline powder
Assay 99.0% – 100.5% (USP/EP/BP)
Melting Point 190 – 192 °C (decomposes)
Solubility Freely soluble in water (330 mg/mL at 20 °C), slightly soluble in ethanol, insoluble in fat
Loss on Drying ≤ 0.4%
Residue on Ignition ≤ 0.1%
Heavy Metals ≤ 10 ppm
Specific Rotation +20.5° to +21.5° (10% w/v aqueous solution)
Package 25 kg net paper bags with PE liner, or 25 kg fiber drums

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Ascorbic Acid Structure

Synonyms: Vitamin C, L-Ascorbic Acid, L-ascorbate, E300, Ascorbate, 3-Oxo-L-gulofuranolactone

Ascorbic Acid, also known as Vitamin C, is a water-soluble vitamin and essential nutrient for humans and many animals. It is a white to off-white crystalline powder, freely soluble in water, with a molecular formula of C6H8O6 and a molecular weight of 176.12 g/mol. It is produced through a combination of chemical and fermentation processes, starting from glucose. Commercially available Ascorbic Acid is typically of high purity, meeting pharmacopeial standards such as USP, EP, and BP.

As a powerful antioxidant and cofactor for various enzymatic reactions, Ascorbic Acid plays a critical role in collagen synthesis, neurotransmitter production, and immune function. It is widely used in the pharmaceutical, nutraceutical, food and beverage, and cosmetic industries. Its versatility and established safety profile make it one of the most widely consumed vitamins globally.

Product Highlights

  • High Purity: Assay 99.0% – 100.5%, compliant with USP/EP/BP.
  • Reliable Supply: Annual production capacity of 20,000 metric tons from our cGMP-compliant facility.
  • Quality Assurance: Kosher, Halal, ISO 9001, and FSSC 22000 certified.
  • Custom Packaging: Available in 25 kg bags or drums, with custom labeling options.
  • Fast Turnaround: Standard lead time of 7–10 days for orders up to 5 MT.
  • Documentation Support: COA, MSDS, TDS, and regulatory assistance provided.

Applications

  • Pharmaceutical formulations as a vitamin supplement and antioxidant.
  • Dietary supplements in tablets, capsules, and powders.
  • Food and beverage fortification to prevent oxidation and nutrient loss.
  • Cosmetic products for skin brightening and anti-aging benefits.
  • Animal feed additive to support growth and immune health.

Specifications

Parameter Specification
Assay 99.0% – 100.5%
Appearance White to off-white crystalline powder
Identification IR, UV conforms
Loss on Drying ≤ 0.4%
Residue on Ignition ≤ 0.1%
Heavy Metals ≤ 10 ppm
Specific Rotation +20.5° to +21.5°

Ordering & Supply

  • Packaging: 25 kg net paper bags with PE liner, or 25 kg fiber drums.
  • MOQ: 500 kg.
  • Lead time: 3-5 business days (stock items)
  • Documentation: COA, MSDS, TDS, and other regulatory documents available upon request.

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