|
HS Code |
549374 |
| Chemical Name | 1-Diazoxy-2-Naphthol-4-Sulfonic Acid/2-Hydroxy-4-sulfohydroxide-1-Naphthalenediazonium/inner salt |
| Molecular Formula | C10H6N2O5S |
| Molecular Weight | 270.23 g/mol |
| Appearance | Yellow to brown powder |
| Solubility | Soluble in water |
| Melting Point | Decomposes before melting |
| Storage Conditions | Store in a cool, dry place away from light |
| Ph | Acidic in aqueous solution |
| Cas Number | 137-65-5 |
| Usage | Primarily used in diazo photoactive compounds, especially for photoresist applications |
| Stability | Light sensitive; stable under proper conditions |
| Odor | Slight or odorless |
| Synonyms | Diazonaphthol sulfonic acid, DNSA |
| Hazard Statements | May cause irritation to skin, eyes, and respiratory tract |
| Handling Precautions | Wear suitable protective clothing and eyewear |
As an accredited 1-Diazoxy-2-Naphthol-4-Sulfonic Acid/2-Hydroxy-4-sulfohydroxide-1-Naphthalenediazonium/inner salt. factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 100-gram amber glass bottle with tamper-evident seal, labeled "1-Diazoxy-2-Naphthol-4-Sulfonic Acid, analytical grade, handle with care." |
| Container Loading (20′ FCL) | 20′ FCL container loading: Chemical packed in sealed drums, securely palletized, optimal stacking, max utilization, moisture-protected, with hazard labeling. |
| Shipping | **Shipping Description:** 1-Diazoxy-2-Naphthol-4-Sulfonic Acid (2-Hydroxy-4-sulfohydroxide-1-Naphthalenediazonium, inner salt) should be shipped in tightly sealed containers, away from light, moisture, and incompatible substances. Handle as a hazardous chemical—follow all local, national, and international regulations for transport of sensitive organic diazonium compounds. Use appropriate labeling and documentation. |
| Storage | 1-Diazoxy-2-Naphthol-4-Sulfonic Acid (also known as 2-Hydroxy-4-sulfohydroxide-1-Naphthalenediazonium inner salt) should be stored in a cool, dry, and well-ventilated area, away from light, heat, and incompatible substances (such as strong reducing agents). Keep the container tightly closed, protected from moisture, and labeled clearly. Store separately from combustible materials and acids to prevent hazardous reactions. |
| Shelf Life | The **shelf life** of 1-Diazoxy-2-Naphthol-4-Sulfonic Acid/related diazonium inner salt is typically **12 months** under cool, dry, and dark storage. |
Competitive 1-Diazoxy-2-Naphthol-4-Sulfonic Acid/2-Hydroxy-4-sulfohydroxide-1-Naphthalenediazonium/inner salt. prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615371019725 or mail to sales7@boxa-chem.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: sales7@boxa-chem.com
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