VWR Disodium oxalate ≥99.8%, AnalaR NORMAPUR® analytical reagent
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Formula: Na₂C₂O₄
CAS Number: 62-76-0
Specifications:
Application | Analytical Chemistry | ||
Storage Temperature | Ambient | ||
Product Type | Laboratory Chemical | Forms | Powder |
Product Brand | VWR | ||
Formula | Na₂C₂O₄ | ||
VWR Disodium Oxalate, ≥99.8%, AnalaR NORMAPUR® grade, is a high-purity, crystalline salt used extensively as a primary standard for standardizing potassium permanganate and other oxidizing agents. Its defined composition and high stability make it ideal for volumetric analysis and calibration in analytical chemistry.
Key Features
- ≥99.8% Purity – Suitable for trace-level analytical work and standardization
- AnalaR NORMAPUR® Grade – Trusted for high-accuracy reagent applications
- Stable, Non-Hygroscopic Salt – Excellent for long-term storage and precise weighing
- Ideal for Redox Titration – Commonly used to standardize KMnO₄ and cerium(IV) solutions
- Low Interference Risk – Highly pure and free from reactive impurities
Specifications
Property | Value |
---|---|
Product Name | Disodium Oxalate |
CAS Number | 62-76-0 |
Chemical Formula | Na₂C₂O₄ |
Molar Mass | 134.00 g/mol |
Melting Point | 250–270 °C |
Density (20 °C) | 2.27 g/cm³ |
Purity | ≥99.8% |
Grade | AnalaR NORMAPUR® Analytical Reagent |
EINECS | 200-550-3 |
Hazard Classification | GHS07 |
Storage | Ambient |
Applications
- Redox Titrations – Used as a primary standard in KMnO₄ titration
- Volumetric Analysis – Calibration of standard solutions in analytical chemistry
- Educational Laboratories – Demonstrating oxidation-reduction principles
- Pharmaceutical Testing – Oxidant standardization in regulated environments
- Chemical Manufacturing QA/QC – For consistency testing of oxidizers
Ordering Information
Catalog Number | Pack Size | Packaging Type |
---|---|---|
27978.237 | 250 g | Plastic bottle (solids) |
VWR® Disodium Oxalate, ≥99.8%, AnalaR NORMAPUR®, is a highly reliable primary standard that supports accurate titration and calibration procedures, making it an essential reagent in analytical laboratories and quality control environments.