Molekula
L-Ascorbic acid - Cosmetic Grade
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Ascorbic acid is water-soluble vitamin C itself, commonly used in cosmetics for its antioxidant properties, skin brightening effects, and ability to boost collagen production. It is also utilized as a preservative and pH adjuster in formulations. This cosmetic-grade L-ascorbic acid has a CAS number of 50-81-7, a molecular formula of C6H8O6, and a molecular weight of 176.12. It is stable at ambient storage conditions, with no signal word classification. Molekula supplies L-Ascorbic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White crystals (plates or needles) |
| Odour | Odorless |
| Melting Point | 190-192 °C (some decomposition) |
| Density | 1.65 g/cm³ at 25 °C |
| pKa | pKa = 4.7 (at 10 °C) |
| log P (octanol/water) | -1.85 |
Source: PubChem CID 54670067 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90037157 |
| CAS Number | 50-81-7 |
| IUPAC Name | (2R)-2-[(1S)-1,2-dihydroxyethyl]-3,4-dihydroxy-2H-furan-5-one |
| EC Number | 200-066-2 |
| Molecular Formula | C6H8O6 |
| Molecular Weight | 176.12 |
| Exact Mass | 176.0321 |
| SMILES | C([C@@H]([C@@H]1C(=C(C(=O)O1)O)O)O)O |
| InChIKey | CIWBSHSKHKDKBQ-JLAZNSOCSA-N |
| InChI | InChI=1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1 |
| PubChem CID | 54670067 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29362700 |
| Tariff Code | 2936270000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Allercorb
- Ascoltin
- Ascorbajen
- ascorbic acid
- Ascorbicap
- Ascorin
- Ascorteal
- Cevitamic acid
- l-ascorbic acid
- vitamin C
Frequently asked questions
What is L-Ascorbic acid used for in cosmetics?
L-Ascorbic acid (Vitamin C) is primarily used as an antioxidant, skin brightener, and collagen booster in cosmetic formulations like serums, creams, and sunscreens.
What is the chemical formula and molecular weight of L-Ascorbic acid?
The chemical formula is C6H8O6, and the molecular weight is 176.12 g/mol.
How should L-Ascorbic acid (Cosmetic Grade) be stored?
Store in a cool, dry place at ambient temperature, away from direct sunlight and moisture to maintain stability.
What grade of L-Ascorbic acid does Molekula supply, and is it suitable for cosmetic applications?
Molekula supplies Cosmetic Grade L-Ascorbic acid, which meets industry standards for safety and efficacy in cosmetic formulations.
Can Molekula supply L-Ascorbic acid in bulk quantities?
Yes, Molekula can supply L-Ascorbic acid in bulk, with flexible packaging options (drums, bags, etc.) to meet your production needs.
What documentation comes with an order of L-Ascorbic acid?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a Quality Assurance (QA) certificate to verify purity and compliance.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.