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| Supplier: | Jinzhou King Changsheng Chemical Co., Ltd. |
|---|---|
| Price: | US $ 400-600/Ton |
| Min Order: | 20/Ton |
| Quantity:: | |
| Trade Terms: | FOB,CFR,CIF |
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| Prod Model: | Organic acid |
|---|---|
| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| State: | Volatile Colorless Transparent Liquid |
| Odor: | Pungent/Vinegar-Like |
| Mf: | C2h4o2 |
| CAS No.: | 64-19-7 |
| Einecs No.: | 200-580-7 |
| Application: | Solvent and Raw Materials in Pesticide and Pharma |
| Molar Mass: | 60.05 G/Mol |
| Refractive Index: | 1.371 |
| Density: | 1.0492 |
| Other Names: | Ethanoic Acid |
| Quality: | Tech Grade |
| Kind: | Organic Acid |
| Packing: | Plastic Drum |
| Acid Strength: | Weak Acid |
| Oxidation: | Oxidizing Acid |
| Stability: | Stabilized Acid |
| Volatility: | Volatile Acid |
| Classification: | Carboxylic Acid |
| Element: | Monobasic Acid |
| Grade Standard: | Medicine Grade |
| Appearance: | Liquid |
Properties | |
|---|---|
Molecular formula | C2H4O2 |
| Molar mass | 60.05 g·mol1 |
| Appearance | Colourless liquid |
| Odor | Pungent/Vinegar-like |
| Density | 1.049 g cm3 |
| Melting point | 16 to 17 °C; 61 to 62 °F; 289 to 290 K |
| Boiling point | 118 to 119 °C; 244 to 246 °F; 391 to 392 K |
Solubility in water | Miscible |
| log P | -0.322 |
| Acidity (pKa) | 4.76 |
| Basicity (pKb) | 9.198 (basicity of acetate ion) |
Refractive index(nD) | 1.371 |
| Viscosity | 1.22 mPa s |
| Dipole moment | 1.74 D |
| Thermochemistry | |
Specific heat capacity (C) | 123.1 J K1 mol1 |
Std molar entropy (So298) | 158.0 J K1 mol1 |
Std enthalpy of formation(ΔfHo298) | -483.88--483.16 kJ mol1 |
Std enthalpy of combustion(ΔcHo298) | -875.50--874.82 kJ mol |
Item | Superior Grade | First Grade | Qualified Grade |
Purity % ≥ | 99.80 | 99.50 | 98.50 |
Chromaticity(in Hazen)(Pt-Co) ≤ | 10 | 20 | 30 |
Moisture % ≤ | 0.15 | 0.20 | - |
Formic acid % ≤ | 0.05 | 0.10 | 0.30 |
Acetaldehyde % ≤ | 0.03 | 0.05 | 0.10 |
Vaporized residue % ≤ | 0.01 | 0.02 | 0.03 |
Iron(Fe) % ≤ | 0.00004 | 0.0002 | 0.0004 |
Potassium permanganate time test min ≤ | 30 | 5 | - |
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