Section 04 Prepared foodstuffs; beverages, spirits and vinegar; tobacco and manufactured tobacco substitutes 21 Miscellaneous edible preparations 21 02 Yeasts; other single-cell micro-organisms, dead etc; prepared baking powders 21 02 10 Brewery yeast 21 02 10 ** Brewery yeast Commodity Code Description 21 02 10 20 000 Brewery yeast 21 02 10 30 000 Distillers yeast 21 02 10 40 000 Bakers yeast 21 02 10 90 000 Other