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Specification
Thymol crystals ( as per EP)
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Oragnoleptic properties
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Specification
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Appearance
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Clear to colourless pale yellow liquid
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Odour
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Characteristic aromatic spicy odor and reminiscent of thymol
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Solubility
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Insoluble in water, soluble 1 vol. of solute in 3vol. of solvent (96%)
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Physical Characteristic
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Refractive index @ 20 oC
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1.484 to 1.550
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Specific gravity @ 25 oC
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0.935 to 0.985
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Residue on evaporation
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Not more than 1.0 mg (0.05 per cent).
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Acid value
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NMT 2.00mgKOH/gm
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Appearance of solution
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As per EP
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Water content
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0.20% Max
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Acidity
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As per EP
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Congealing point
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48°C to 52°C
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Chromatographic Analysis:%
Thymol content
|
99 Min
|
|
