… or microbial fats and oils and their fractions, boiled, oxidised, dehydrated, sulphurised, blown, polymerised by heat in vacuum or in inert gas or otherwise chemically modified, excluding those of heading 15.16; inedible … vegetable or microbial fats or oils or of fractions of different fats or oils of this Chapter, not elsewhere …
Explanatory notes
… or microbial fats and oils and their fractions, boiled, oxidised, dehydrated, sulphurised, blown, polymerised by … vegetable or microbial fats or oils or of fractions of different fats or oils of this Chapter, not elsewhere … oxidation, at 250 °C to 300 °C , either in inert carbon dioxide gas or in a vacuum. This process produces thick oils …