4-Nitrophenol sodium salt hydrate
4-Nitrophenol sodium salt hydrate (CAS: 63317-67-9) is a chemical compound with the formula O2NC6H4ONa · xH2O. It presents as a hydrated solid, typically supplied with 18-30% water content. This substance finds utility primarily in materials science, particularly as a component in polymer additives and stabilizers, contributing to the enhancement of polymer properties and longevity. Its applications extend to polymer science research and development.

Polymer Stabilizer
Utilised as an additive in polymer formulations to enhance stability against degradation factors, thereby extending the material's service life.
Materials Science Research
A chemical intermediate or component in research and development projects focused on novel materials and their properties.
Polymer Additive Development
Incorporated into the development of new polymer additives aimed at improving specific performance characteristics.
| Molecular weight | 161.09 (anhydrous basis) |
|---|---|
| Linear formula | O2NC6H4ONa · xH2O |
| Form | (wet) |
| Impurities tested | 18-30% water |



Hazard statements
- H228Flammable solid
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
- H373May cause damage to organs through prolonged exposure
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Flash point | 90 °C / 194 °F |
|---|---|
| Transport (UN / ADR) | UN 3181 4.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22-33-36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Nitrophenol sodium salt hydrate used for?
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4-Nitrophenol sodium salt hydrate is primarily used in materials science, specifically as a polymer additive and stabilizer, and in polymer science research.
What are the CAS number and formula for 4-Nitrophenol sodium salt hydrate?
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The CAS number is 63317-67-9, and the chemical formula is O2NC6H4ONa · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Nitrophenol sodium salt hydrate as a hydrated solid with 18-30% water content. The specific assay and grade are available upon request. We do not represent this product as USP, BP, or EP grade.
How should 4-Nitrophenol sodium salt hydrate be handled?
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Warning: This compound is flammable (H228) and harmful if swallowed (H302), inhaled (H332), or causes skin (H315) and serious eye irritation (H319). It may also cause respiratory irritation (H335) and may cause damage to organs through prolonged or repeated exposure (H373). Ensure adequate ventilation, wear appropriate personal protective equipment, and avoid ignition sources.
Is 4-Nitrophenol sodium salt hydrate available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Nitrophenol sodium salt hydrate, ensuring compliant international shipping.
How can I request a sample or quote?
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To request a sample or a quotation for 4-Nitrophenol sodium salt hydrate, please contact our sales department via the website or telephone, providing your specific requirements.
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