Molekula
Alizarin (C.I. 58000)
Alizarin (C.I. 58000) is a natural dye derived from madder root, used in textile dyeing, analytical chemistry, and as a pH indicator. It is a red crystalline solid with the molecular formula C14H8O4 and a molecular weight of 240.21 g/mol. CAS number: 72-48-0. Store at ambient temperature. Signal word: Danger. Molekula supplies Alizarin (C.I. 58000) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Alizarin (C.I. 58000) is a natural dye derived from madder root, used in textile dyeing, analytical chemistry, and as a pH indicator. It is a red crystalline solid with the molecular formula C14H8O4 and a molecular weight of 240.21 g/mol. CAS number: 72-48-0. Store at ambient temperature. Signal word: Danger. Molekula supplies Alizarin (C.I. 58000) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Brown to orange/ yellow powder |
| Grade | Industrial |
| Molecular Weight | 240.213 |
| Ignition residue | 2.0% max |
| Indicator | pH 5.8 to 7.2 |
| For research use only, not for human use | research use only, not for human use |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 72-48-0 |
| Molecular Formula | C14H8O4 |
| Molecular Weight | 240.21 |
| EC / UN Number | 3077 |
| REACH Code | Y110 |
| Tariff Code | 32129000 |
Safety & GHS
-
Explosive
GHS01
-
Compressed Gas
GHS04
-
Toxic
GHS06
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
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 Alizarin (C.I. 58000) used for?
Alizarin is primarily used as a dye in textile and leather coloring, and as a reagent in analytical chemistry for detecting metal ions.
What is the chemical formula and molecular weight of Alizarin?
The chemical formula is C14H8O4, and the molecular weight is 240.21 g/mol.
How should Alizarin be stored?
Alizarin should be stored at ambient temperature, away from light and moisture, in a tightly sealed container.
What grade of Alizarin does Molekula supply?
Molekula supplies Alizarin in analytical grade, suitable for laboratory and research applications.
Can Molekula supply Alizarin in bulk?
Yes, Molekula can supply Alizarin in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with an order of Alizarin?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS 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.