Naphthol green B
Order Naphthol green B (CAS 19381-50-1) online at Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.
About Naphthol green B
Naphthol green B is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. For your records (Microscopy), the material is defined by CAS 19381-50-1, formula C30H15FeN3Na3O15S3 and molar mass 878.5 g/mol. Typical appearance is dark green powder or crystals.
Typical applications
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Safe handling
Handle with the usual laboratory precautions and consult the SDS supplied with each lot.
Standard pack sizes are 25 g, 100 g, 1 kg, 5 kg and 25 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Applications
Specifications and identifiers
| Product name | Naphthol green B |
|---|---|
| Catalogue number | ZX-000645 |
| CAS number | 19381-50-1 |
| IUPAC name | trisodium;iron(3+);tris(5-nitroso-6-oxidonaphthalene-2-sulfonate) |
| Molecular formula | C30H15FeN3Na3O15S3 |
| Molar mass | 878.5 g/mol |
| Exact mass | 877.8708 |
| Grade | Microscopy |
| Physical form | Crystalline |
| Appearance | Dark green powder or crystals |
| H-bond donors / acceptors | 0 / 18 |
| Topological polar surface area | 354 Ų |
| HS code | 32049000 |
| InChIKey | JMXROTHPANUTOJ-UHFFFAOYSA-H |
| SMILES | C1=CC2=C(C=CC(=C2N=O)[O-])C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)[O-])C=C1S(=O)(=O)[O-].C1=CC2=C(C=CC(=C2N=O)[O-])C=C1S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Fe+3] |
| PubChem CID | 6915910 |
| Synonyms | Acid Green 1, C.I. Acid Green 1, Ext D&C Green 1, C.I. Acid Green 1 (VAN), Iron, tris(5,6-dihydro-5,6-dioxo-2-naphthalenesulfonic acid-5-oximato)-, trisodium salt, Naphthol Green, D and C Green 1, Ext D and C Green No. 1, C30H15FeN3Na3O15S3, iron(3+) sodium 5-(oxidoimino)-6-oxo-5,6-dihydronaphthalene-2-sulfonate (1/3/3), Ext D and C Green No. 1 (VAN), Acid Green 1 ( Product) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Naphthol green B
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Other grades with CAS 19381-50-1
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