Customization: | Available |
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CAS No.: | 6153-56-6 |
Formula: | H2c2o4.2H2O |
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Test Item | Standard | Test Results | Test Methods | ||
Superior Product | First-Class Product | Qualified Product | |||
Appearance | White Crystal Powder | Qualified | Visual Inspection | ||
Oxalic acid ( H2C2O4.2H2O) |
≥99.6% | ≥99.0% | ≥96.0% | 99.92% | GT-B 1626-2008 |
Sulfate (as SO4) | ≤0.07% | ≤0.10% | ≤0.20% | 0.003% | GT-B 1626-2008 |
Burning residue | ≤0.01% | ≤0.08% | ≤0.20% | 0.003% | GT-B 1626-2008 |
Heavy Metal (as Pb) | ≤0.0005% | ≤0.001% | ≤0.02% | 0.0005% | GB-T7532 |
Iron (Fe) | ≤0.0005% | ≤0.0015% | ≤0.01% | 0.0002% | GT-B 1626-2008 |
Chloride (Cl) | ≤0.0005% | ≤0.002% | ≤0.01% | 0.0005% | GT-B 1626-2008 |
Calcium(Ca) | ≤0.0005% | 0.00003% | GT-B 1626-2008 | ||
Conclusion: | The product was tested and determined to be Superior Product |
1.It is used for the determination of beryllium, calcium, chromium, gold, manganese, strontium, thorium and other metal ions.
2.The sodium and other elements were examined by microcrystalline analysis. Precipitate calcium, magnesium, thorium and rare earth elements.
Standard solution for calibrating potassium permanganate and cerium sulfate solutions. bleaching agents. Dye aids.
3.It can also be used to remove the rust on clothes.
4.In the construction industry, oxalic acid should be applied first to remove the alkali before painting the exterior wall paint due to the strong alkalinity of the wall.
Q: Are you a manufacturer or a trading company?
A: We are a manufacturer located in Hebei Province.
Can I get some samples before I place an order?
A: Yes, we can provide free samples, but you will pay the freight.
Q: How long will it take to get a sample?
A: 7-10 days for general products, 30-40 days for customized products. Depends on production arrangements.
Q: What documents do you provide?
A: Usually we provide commercial invoice, packing list, bill of lading, COA, health certificate. If your market has any special requirements, please let us know.