Reference standard of Acid red 4 (CAS 5858-39-9) for the analysis of dyes: neat, with a certificate of analysis for every lot.
Dyes
ISO 17034 Reference MaterialAcid red 4
Synonyms: Amacid Eosine, Azo Eosine, Acid Eosine G, Fenazo Red E, Calcocid Eosine G, Curol Red B, Fast Acid Red E, Erio Fast Scarlet B, Metamine Fast Acid Red N, NSC 47706, C.I. Acid Red 4, Azoeosin, Azo Eosine G, Airedale Azo Eosine, Atul Acid Scarlet B, Bucacid Azo Eosine G, Atul Acid Fast Pink B
- Cat. No.
- A-C0020-50MG
- CAS
- 5858-39-9
- Alternative CAS
- N/A
- Formula
- C17H13N2NaO5S
- Molecular weight
- 380.35 g/mol
- Category
- Dyes
- Class
- Dye
- Quality
- ISO 17034
Available formats
| Code | Form | Format | Price | |
|---|---|---|---|---|
| Neat | ||||
| A-C0020-50MG | Neat | 50 mg | ||
| A-C0020-100MG | Neat | 100 mg | ||
| A-C0020-250MG | Neat | 250 mg | ||
| A-C0020-500MG | Neat | 500 mg | ||
What you receive
Shipped under controlled temperature when the molecule requires it.
For every lot: identity, purity and assay, with the supporting spectra and chromatograms.
Sent with every order.
Follow your shipment live, from our warehouse to your lab.
Frequently asked questions
Can I have another concentration or solvent?
Yes. In solution choose "Other format" and enter concentration, solvent and volume.
Can I ask for larger quantities of the neat standard?
Yes. Choose "Other quantity" and enter the milligrams or grams you need.
When do I receive the quote?
Within 24 working hours, with price, availability and delivery time.
Need a molecule you cannot find?
Custom synthesis of impurities, metabolites and labelled compounds, with the same characterisation level.