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Oxalic acid dihydrate, 99.5+%, ACS reagent, Thermo Scientific Chemicals
Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications
Specifications
Melting Point | 98.0°C to 102.0°C |
Color | White |
Assay Percent Range | 99.5+% |
Linear Formula | HO2CCO2H·2H2O |
UN Number | 3261 |
Beilstein | 02, 502 |
Fieser | 01,764; 02,301; 05,481 |
Merck Index | 15, 7010 |
Solubility Information | Solubility in water: 138g/L (20°C). Other solubilities: 1200g/L in water (90°C), 400g/L in ethanol, 555g/L in boiling alcohol, 181g/L in glycerol, 10g/L in ether |
Formula Weight | 126.04 |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
A0466385 | Certificate of Analysis | 01/10/2024 | 423152500,423150010,423150051 |
B0153344D | Certificate of Analysis | 11/06/2024 | 423152500,423150010,423150051 |
B0153344C | Certificate of Analysis | 11/06/2024 | 423152500,423150010,423150051 |
B0153344B | Certificate of Analysis | 11/06/2024 | 423152500,423150010,423150051 |
B0150298 | Certificate of Analysis | 14/11/2023 | 423152500,423150010,423150051 |
Safety and Handling


- Oxalic acid dihydrate
- Danger
- Acute toxicity Category 4
- Serious eye damage/eye irritation Category 1
- Substances and mixtures corrosive to metals Category 1
- H318-Causes serious eye damage.
- H302-Harmful if swallowed.
- H312-Harmful in contact with skin.
- H290-May be corrosive to metals.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P302+P352-IF ON SKIN: Wash with plenty of water/.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P310-Immediately call a POISON CENTER/doctor/.
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