CASR |
: | 67-56-1 |
Molecular Formula |
: | CH3OH |
Molecular Weight |
: | 32.04 |
Specifications | |
---|---|
Description: | Clear,colourless liquid, having a characteristic odor. Is flammable. |
Solubility: | Miscible with water, with alcohol, with ether, with benzene and with most other organic solvents. |
Identification A (by IR): | IR spectra of the sample should be concomitant with reference spectrum of methanol |
Identification B (by Chromatogram): | The retention time of the major peak of the sample solution corresponds to that of the standard solution as obtained in the assay. |
Assay: | NLT 99.5% |
Non-volatile Residue: | NMT 0.001% w/w |
Acetone and Aldehyde (as acetone): | NMT 0.003% |
Readily carbonizable substances: | No discoloration develops. |
Readily oxidizable substances: | The pink color should not be completely disappear within 5 min. |
Acidity: | NMT 0.45ml of 0.020 N sodium hydroxide is required to produce a pink color. |
Alkalinity (as ammonia): | NMT 0.20 mL of 0.020 N sulfuric acid is required to produce a pink color (3 ppm) |
Water: | NMT 0.1% |