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VWR®, Selenium standard solution, 1,000 mg/L Se in dil. nitric acid AVS TITRINORM standard for AAS
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Traceable to SRM from NIST
Manufactured and tested in ISO Guide 34/ ISO17025 accredited facilities
Supplied with certificate of analysis, real value ±0.3%
Specifications:
| Application | Elemental Analysis, AAS, Trace Metal Analysis | ||
| Storage Temperature | Ambient | ||
| Product Type | Standard Solutions | Forms | Liquid |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | ||
The VWR® Selenium Standard Solution (AVS TITRINORM) is a high-purity certified reference material designed for use in atomic absorption spectroscopy (AAS) and other elemental analysis techniques. This solution contains 1000 mg/L of selenium (Se) dissolved in a 2% nitric acid (HNO₃) matrix, ensuring stability, accuracy, and compatibility with modern analytical instruments.
Manufactured and tested in ISO Guide 34 / ISO 17025 accredited facilities, each batch is traceable to Standard Reference Material (SRM) from NIST and is supplied with a Certificate of Analysis detailing the real value (±0.3% tolerance), ensuring reliability and confidence in calibration and quality control.
Key Features
- Certified 1000 mg/L selenium solution in 2% nitric acid
- NIST SRM traceable for metrological reliability
- Manufactured under ISO-accredited conditions
- Supplied with Certificate of Analysis (CoA)
- Accuracy: ±0.3% of nominal value
- Compatible with AAS, ICP-OES, ICP-MS instrumentation
- Ideal for calibration, validation, and routine trace element analysis
Chemical and Technical Specifications
| Parameter | Specification |
|---|---|
| Element | Selenium (Se) |
| Concentration | 1000 mg/L |
| Matrix | 2% Nitric Acid (HNO₃) |
| Grade | AVS TITRINORM |
| Traceability | NIST Standard Reference Material (SRM) |
| Certifications | ISO Guide 34, ISO 17025 |
| Accuracy | ±0.3% real value |
| Form | Liquid |
| Packaging Material | Plastic bottle |
| Storage Conditions | Ambient |
| CAS Number (element) | 7782-49-2 |
Available Packaging
| Catalog Number | Volume | Container Type |
|---|---|---|
| 86709.180 | 100 mL | Plastic bottle |
| 86709.260 | 500 mL | Plastic bottle |
Applications
- Calibration of AAS and ICP instruments for selenium detection
- Trace metal testing in environmental, pharmaceutical, and food samples
- Quality control procedures in regulated laboratories
- Standard curve generation and method validation
- Proficiency testing and inter-laboratory comparisons
VWR® Selenium Standard Solution (1000 mg/L, AVS TITRINORM) offers a high-purity, traceable solution for analytical laboratories requiring accurate selenium quantification. With ISO-certified production, NIST traceability, and a verified ±0.3% concentration tolerance, it is a dependable tool for ensuring consistency, compliance, and reproducibility in elemental analysis.
- Pack Size: 100 mL 500 mL