1-Naphthol-3,6-disulfonic acid; Gamma Acid; Naphthol AS-G Acid
CAS 135-51-3
Chemical Formula C10H8O7S2
Molecular Weight 322.29 g/mol
Neville winther acid, chemically known as 1-Naphthol-3,6-disulfonic acid, is a sulfonated naphthol derivative widely used as an intermediate in azo dye manufacturing. The presence of two sulfonic acid groups ensures high water solubility, while the phenolic hydroxyl group provides strong coupling reactivity with diazonium salts. Its stability under acidic and alkaline conditions makes it ideal for use in high-performance dyes for textiles, leather, and paper.
1. Fabric solutions
2. Pulp & Paper Solutions
| ASSAY | ≥ 95.0% |
|---|---|
| Appearance | Light brown to reddish powder |
| Odor | Odorless |
| Boiling Point | Not applicable (decomposes) |
| Melting Point | > 300 °C (decomposes) |
| Density | Freely soluble in water |
| Solubility | Freely soluble in water |
| Viscosity | Not applicable |
| Flash Point | Not flammable |
1. What is the current price of Neville winther acid in India?
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2. Where can I buy Neville winther acid in India?
You can purchase Neville winther acid from MULTICHEM, a leading exporter with a reputation for quality and reliability. We provide convenient options for bulk orders and direct shipments to global markets. For more details on how to place an order, please visit our website or contact our sales team.
3. What is the minimum order quantity (MOQ) for Neville winther acid?
Our minimum order quantity (MOQ) for Neville winther acid is designed to cater to both small-scale and large-scale needs. The MOQ depends on the packing size of the product which could range from 25 kg to 200 kg.
4. How can I ensure the quality of Neville winther acid supplied by Multichem?
We adhere to stringent quality control processes to ensure that our products meet the highest standards of purity and effectiveness. They undergo rigorous testing and quality checks to guarantee that they comply with industry specifications. We provide a Certificate of Analysis (CoA) with every shipment to ensure transparency and quality assurance.