Molekula
L-Ascorbic acid (Vitamin C)
L-Ascorbic acid, also known as Vitamin C, is a water-soluble vitamin essential for collagen synthesis, antioxidant defense, and immune support. It is widely used in nutritional supplements, cosmetics, and food preservation. Available with CAS number 50-81-7, molecular formula C6H8O6, and molecular weight 176.12 g/mol, it is stable at ambient storage conditions. Molekula supplies L-Ascorbic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
L-Ascorbic acid, also known as Vitamin C, is a water-soluble vitamin essential for collagen synthesis, antioxidant defense, and immune support. It is widely used in nutritional supplements, cosmetics, and food preservation. Available with CAS number 50-81-7, molecular formula C6H8O6, and molecular weight 176.12 g/mol, it is stable at ambient storage conditions. Molekula supplies L-Ascorbic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White or almost white, crystalline powder |
| Density | BP2010 conforms |
| Assay/Purity | 99% - 100.5% |
| pH | 2.1 - 2.6 |
| Loss on Drying | <0.5% |
| Sulphated Ash | ≤0.1 % |
| Colour of Solution | ≤ BY7 |
| Specific optical rotation | 20.5 - 21.5° |
| Mercury | ≤0.1ppm |
| Organic Volatile Impurities | Conforms |
| Mesh | <100 |
| Oxalic acid | ≤0.3% |
| Residual Solvents | Conforms |
| Clarity of Solution | Clear |
| Cadmium (Cd) | ≤1ppm |
| Iron (Fe) | ≤2ppm |
| Arsenic (As) | ≤ 3ppm |
| Copper (Cu) | ≤5.0ppm |
| Lead (Pb): | ≤ 2ppm |
| Heavy metals(as Pb) | 10ppm max |
| Identity | Conforms |
| For research use only, not for human use | For research use only, not for human use |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 50-81-7 |
| Molecular Formula | C6H8O6 |
| Molecular Weight | 176.12 |
| SMILES | O=C1OC(C(O)=C1O)C(O)CO |
| 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
For research and industrial use only
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is L-Ascorbic acid used for?
L-Ascorbic acid is commonly used as an antioxidant in pharmaceuticals, cosmetics, and food supplements to support collagen synthesis and immune function.
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 be stored?
It should be stored at ambient temperature, protected from moisture and light to maintain stability.
What grade of L-Ascorbic acid is available?
We offer pharmaceutical grade L-Ascorbic acid suitable for use in supplements and formulations.
Can Molekula supply L-Ascorbic acid in bulk?
Yes, we can supply L-Ascorbic acid in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with an order of L-Ascorbic acid?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.
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.