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Sigma-Aldrich™ 4-Nitrophenol PESTANAL® Analytical Standard, 1g
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Specifications:
| Application | Analytical Chemistry | ||
| Storage Temperature | Room Temperature | ||
| Product Type | Standards | Forms | Solid |
| Product Brand | Sigma-Aldrich | ||
| Product Grade | Analytical grade | Formula | C₆H₅NO₃ |
The Sigma-Aldrich™ 4-Nitrophenol PESTANAL® Analytical Standard is a high-purity reference material specifically developed for pesticide residue and environmental analysis. Supplied as a neat (solid) compound with an assay of 100% (HPLC), this analytical standard ensures excellent accuracy and reproducibility in quantitative chromatographic workflows.
4-Nitrophenol (p-Nitrophenol) is a key environmental contaminant and pesticide metabolite, commonly analyzed in agricultural, water, and soil testing. As part of the PESTANAL® product line, this standard is optimized for trace-level detection and regulatory compliance, making it ideal for laboratories performing method validation, calibration, and routine residue monitoring.
With compatibility across HPLC and GC techniques, this product supports reliable analytical performance in both research and quality control laboratories.
Key Features
- PESTANAL® grade analytical standard for pesticide and environmental analysis
- High purity (100% by HPLC assay) for precise quantification
- Supplied as a neat solid compound for flexible preparation of custom concentrations
- Suitable for HPLC and GC applications
- High-quality product from Sigma-Aldrich™, a globally trusted analytical brand
- Designed for trace-level environmental and agricultural residue analysis
- Quality Level: 100 for consistent performance
Applications
- Pesticide residue analysis and metabolite detection
- Environmental monitoring of phenolic contaminants
- Water and soil testing for pollutants
- Method development and validation in chromatography
- Calibration of analytical instruments (HPLC, GC)
- Agricultural and regulatory compliance testing
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | 4-Nitrophenol |
| Synonym | p-Nitrophenol |
| CAS Number | 100-02-7 |
| EC Number | 202-811-7 |
| Molecular Formula | O₂NC₆H₄OH |
| Molecular Weight | 139.11 g/mol |
| Grade | Analytical Standard |
| Product Line | PESTANAL® |
| Assay | 100% (HPLC) |
| Format | Neat (solid) |
| Techniques | HPLC, Gas Chromatography (GC) |
| Melting Point | 110–115 °C |
| Boiling Point | 279 °C |
| Vapor Pressure | 0.6 mmHg (120 °C) |
| Autoignition Temperature | 541 °F |
| Shelf Life | Limited (see label for expiry) |
| Quality Level | 100 |
| Pack Size | 1 g |
Advantages
The Sigma-Aldrich™ PESTANAL® 4-Nitrophenol standard provides laboratories with maximum analytical flexibility, allowing users to prepare calibration solutions tailored to specific concentration ranges. Its high purity and certified quality ensure reliable results in trace analysis, while its compatibility with both HPLC and GC systems supports diverse analytical workflows.
Compared to pre-made solutions, the neat format offers greater control over solvent selection, concentration, and method optimization, making it especially valuable for advanced laboratories and method development environments.
The Sigma-Aldrich™ 4-Nitrophenol PESTANAL® Analytical Standard is a premium-grade reference material designed for laboratories requiring high accuracy, flexibility, and regulatory compliance in pesticide and environmental analysis. With its exceptional purity, trusted brand backing, and broad analytical compatibility, it is an essential standard for modern chromatographic laboratories.