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Functions: Methanol is mianly used as in the fields of chemical industry, medicine, pesticide and other industries with a wide range of functions, as well as a clean alternative fuel.
Characteristics of Methanol
1. Methanol is the simplest alcohol, and is a light, volatile, colorless, flammable, liquid with a distinctive odor that is very similar to but slightly sweeter than ethanol.
2. at room temperature it is a polar liquid and is used as an antifreeze, solvent, fuel, and as a denaturant for ethanol.
3. it is also used for producing biodiesel via transesterification reaction.
Test items | Standard |
Appearance | Clear colorless |
Assay CH3OH (by GC)% | Min 99.9 |
Water (by KF coulometry)% | Max 0.05 |
Evaporation Residue | Max 0.001 |
Titrable Acid mmol/g | Max 0.0005 |
Titrable Base mmol/g | Max 0.0002 |
Solubility in H2O | Pass test |
UV absorbance (1.00-cm cell vs water) | |
At 205nm | Max 1.00 |
At 210nm | Max 0.60 |
At 220nm | Max 0.30 |
At 230nm | Max 0.15 |
At 240nm | Max 0.05 |
At 260nm | Max 0.01 |
Methanol