Division 1.1 Apparatus

suitable extraction apparatus fitted with a 200 to 250 ml round-bottomed flask,

electrically heated bath (e.g., sand bath, water bath) or hotplate,

analytical balance,

oven regulated to a maximum of 80° C,

electrically heated oven fitted with a thermostatic device regulated to 103 ± 2° C and one that can be swept with a stream of air or operated at reduced pressure,

mechanical mill, easy to clean, and one that allows the olive residues to be ground without a rise in their temperature or any appreciable alteration in their content of moisture, volatile matter or substances extractable with hexane,

extraction thimble and cotton wool or filter paper from which substances extractable with hexane have already been removed,

dessicator,

sieve with 1 mm diameter apertures,

small particles of previously dried pumice stone.