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VWR Oxalic acid dihydrate 99.5-102.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
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CAS Number :
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Specifications:
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Powder |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | HO₂CCO₂H·2H₂O |
Analytical Grade | Oxalic Acid Dihydrate 99.5–102.5%
VWR Oxalic Acid Dihydrate, certified to AnalaR NORMAPUR®, ACS, and Reag. Ph. Eur. standards, is a high-purity dicarboxylic acid suitable for titrimetric analysis, metal ion precipitation, cleaning, and reagent preparation. With an assay range of 99.5–102.5%, this crystalline reagent ensures precision and consistency in analytical, pharmaceutical, and industrial workflows.
Product Attributes
- 99.5–102.5% assay range for high-accuracy analytical procedures
- Conforms to ACS, Ph. Eur., and AnalaR NORMAPUR® quality standards
- Effective as a reducing agent and complexometric reagent
- Supplied in stable crystalline dihydrate form
- Packaged in high-integrity plastic bottles to ensure long shelf life
Chemical and Physical Properties
| Parameter | Value |
|---|---|
| CAS Number | 6153-56-6 |
| Chemical Formula | HO₂CCO₂H·2H₂O |
| Molecular Weight | 126.07 g/mol |
| MDL Number | MFCD00149102 |
| Merck Index Number | 13,06980 |
| Boiling Point | 149–160 °C (at 1013 hPa) |
| Melting Point | 101 °C |
| Density (20 °C) | 1.65 g/cm³ |
| EINECS Number | 205-634-3 |
| UN Number | 3261 |
| ADR Classification | Class 8, Packing Group III |
| Hazard Classification | GHS07 |
| REACH Registration | 01-2119534576-33 |
| Storage Temperature | Ambient |
Available Pack Sizes
| Catalog Number | Pack Type | Quantity |
|---|---|---|
| 20562.234 | Plastic bottle for solids | 250 g |
| 20562.260 | Plastic bottle for solids | 500 g |
| 20562.291 | Plastic bottle for solids | 1 kg |
Applications
- Titrimetric and redox analysis (e.g., KMnO₄ standardization)
- Precipitation of rare earth and transition metals
- Cleaning and decontamination of laboratory glassware
- Chelating agent in analytical and coordination chemistry
- Reducing agent in photographic and textile industries
VWR® Oxalic Acid Dihydrate 99.5–102.5%, AnalaR NORMAPUR® is a versatile and reliable reagent trusted by analytical laboratories and regulated industries for high-precision workflows and robust chemical performance.
- Pack Size: 250g 1kg 500g