6 CHEMICAL PREPARATIONS USED IN MAKING OF WINE, NAMELY-WINE STERILIZER TABLETS (SODIUM BISULFITE), YEAST NUTRIENT TABLETS (DI-AMMONIUM PHOSPHATE, MAGNESIUM SULFATE, AND THIAMIN HYDROCHLORIDE), CLARIFIER TABLETS (DRIED SEAWEED IN DIATOMACEOUS EARTH), PRESERVATIVE TABLETS (POTASSIUM SORBATE AND ASCORBIC ACID), ACID BLENDS (TARTARIC, CITRIC, MALIC, SUCCINIC, AND TANNIC ACIDS) IN VARIOUS PROPORTIONS AND COLORING TABLETS