Molekula
Alizarin Red S (C.I. 58005)
Alizarin Red S (C.I. 58005) is a sodium salt dye used primarily as a pH indicator and in biological staining. It appears as a red crystalline powder and is soluble in water. CAS: 130-22-3, Molecular Formula: C14H7O7SNa, Molecular Weight: 342.26 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies Alizarin Red S from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Alizarin Red S (C.I. 58005) is a sodium salt dye used primarily as a pH indicator and in biological staining. It appears as a red crystalline powder and is soluble in water. CAS: 130-22-3, Molecular Formula: C14H7O7SNa, Molecular Weight: 342.26 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies Alizarin Red S from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Brownish yellow powder |
| Loss on Drying | <5% |
| Solubility in water | Clear Solution |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 48 months |
Identification
| Property | Value |
|---|---|
| CAS Number | 130-22-3 |
| Molecular Formula | C14H7O7SNa |
| Molecular Weight | 342.26 |
| SMILES | C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+] |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 3204124500 |
| Tariff Code | 3204120090 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
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 Red S used for?
Alizarin Red S is primarily used as a pH indicator in analytical chemistry and as a dye in biological staining applications.
What is the chemical formula and molecular weight of Alizarin Red S?
The formula is C14H7O7SNa with a molecular weight of 342.26 g/mol.
How should Alizarin Red S be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Alizarin Red S is available?
Molekula supplies Alizarin Red S in analytical grade.
Can Molekula supply Alizarin Red S in bulk?
Yes, Molekula can supply Alizarin Red S in bulk quantities upon request.
What documentation comes with an order of Alizarin Red S?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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