Molekula
Azelaic acid, Flake form
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
Azelaic acid, a dicarboxylic acid with the molecular formula HOOC(CH2)7COOH, is primarily used in dermatology for treating acne and rosacea, as well as in industrial applications like plasticizers and polymer synthesis. It appears as white flakes with a CAS number of 123-99-9 and a molecular weight of 188.22 g/mol. Store at ambient conditions, with a signal word of Warning for safety handling. Molekula supplies Azelaic acid, flake form, 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — £62.00 per pack ex VAT · £74.40 inc. VAT
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
| Property | Value |
|---|---|
| Appearance | Off white/ cream flakes |
| Heavy metals | ≤0.0002% |
| Chloride (Cl-) | ≤0.0001% |
| Purity | ≥99.0% |
| Moisture | ≤1.0% |
| Iron (Fe) | ≤0.0002% |
| Sulphates (SO4)(2-) | ≤0.0005% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 210 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90028396 |
| CAS Number | 123-99-9 |
| Molecular Formula | HOOC(CH2)7COOH |
| Molecular Weight | 188.22 |
| SMILES | O=C(O)CCCCCCCC(=O)O |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29171300 |
| Tariff Code | 2917139090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P332+313 IF skin irritation occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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
No alternate names recorded for this product.
Frequently asked questions
What is azelaic acid used for?
Azelaic acid is primarily used in dermatology for treating acne, rosacea, and hyperpigmentation, as well as in cosmetics and skincare formulations for its anti-inflammatory and keratolytic properties.
What is the chemical formula and molecular weight of azelaic acid?
The chemical formula is **HOOC(CH₂)₇COOH** and the molecular weight is **188.22 g/mol**.
How should azelaic acid (flake form) be stored?
Store azelaic acid flakes at **ambient temperature** in a dry, well-ventilated area, away from incompatible substances.
What grades of azelaic acid does Molekula supply?
Molekula supplies azelaic acid in **pharmaceutical-grade flake form**, meeting strict purity standards for cosmetic and dermatological applications.
Can Molekula supply azelaic acid in bulk quantities?
Yes, Molekula can provide azelaic acid in bulk, with flexible packaging options including drums, bags, or custom solutions based on your requirements.
What documentation comes with an order of azelaic acid?
Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and batch-specific documentation to ensure compliance with regulatory and quality standards.
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.