Customization: | Available |
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CAS No.: | 144-62-7 |
Formula: | C2H2O4 |
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Introduction (Oxalic acid CAS:144-62-7 )
Oxalic acid is the simplest dicarboxylic acid, also known as oxalic acid. It is colorless and transparent crystal at room temperature. It usually contains two molecules of crystal water. When heated to 100.1 ºC, it loses crystal water and becomes anhydrous oxalic acid. It is hygroscopic, easily soluble in ethanol, water and slightly soluble in ether.
Common Name | Oxalic acid | ||
CAS Number | 144-62-7 | Molecular Weight | 90.035 |
Density | 1.8±0.1 g/cm3 | Boiling Point | 365.1±25.0 °C at 760 mmHg |
Molecular Formula | C2H2O4 | Melting Point | 189.5 °C (dec.)(lit.) |
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 |
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Company introduction:
Mingray Technology Group Co., Ltd. is a chemical operating enterprise which authorized and approved by MOFCOM which was established in 2009. Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & dyeing, leather processing, fertilizer, water treatment, construction industry, food &feed additives and other areas.Sodium sulfide, sodium carbonate, oxalic acid, citric acid, PAC are partial strong products. For every years, we stick to business philosophy of" integrity, deligence, fighting, innovation ", and have winning customers praise with our superior quality, favorable price and excellent service.Our service:
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