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Ascorbic Acid

L-Ascorbic acid, Vitamin C · CAS 50-81-7

APIs USP / EP / BP / CP CoA per batchSDSGMP statement

Oxidises on exposure to light, heat and trace metals, so copper and iron are controlled below 5 ppm and the pack is a moisture barrier. Supplied as powder or fine granular grade for direct compression.

Part of the vitamins and nutrition line, supplied in pharmacopoeial and food-grade specifications from the same production.

Identity

Catalogue no.BP-API-004
CAS number50-81-7
Molecular formulaC6H8O6
Molecular weight176.12 g/mol
HS code2936.27
SynonymsL-Ascorbic acid, Vitamin C
Product lineActive Pharmaceutical Ingredients
CategoryVitamins & Nutrition

Release specification

Catalogue standard below. For a supply agreement we release against your dossier specification; send it with the enquiry and the CoA will be built around it.

ParameterSpecification
Assay99.0–100.5%
Related substancesCopper ≤ 5 ppm; iron ≤ 2 ppm; any unspecified impurity ≤ 0.10%
Water content≤ 0.5% (Karl Fischer)
Heavy metals≤ 20 ppm (ICP-MS)
Residual solventsNot applicable — aqueous process

Application

Vitamin C tablets, effervescent formats, food fortification and antioxidant blends.

Packaging, storage & logistics

Standard packaging25 kg fibre drum with double PE liner; 500 kg jumbo bag
Minimum order25 kg
Lead time7–15 days ex-stock
Storage conditionsStore below 25 °C, protected from light and humidity
Shipping documentsInvoice, packing list, CoA, SDS, certificate of origin; DGM/IATA declaration where applicable

Pack sizes available — pick one to prefill the enquiry

100 g1 kg25 kg500 kg

Documentation provided

  • CoA per batchBatch-specific, tested against the specification agreed at PO stage
  • SDSCurrent GHS revision; destination-language version on request
  • GMP statementSite-level GMP status and the last audit date, issued per customer

Need the DMF open part, a sample CoA or an audit pack before you can qualify us? Ask on the enquiry form — we send those documents before any commercial discussion.

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