Pyruvate Hippurate Esculin Pyrrolidonyl 2 naphthylamide 6 - Bromo - 2 - naphthyl - α - D - glucuronate Naphthol AS - BI β - D - glucuronate 2 - naphthyl - β - D - galactopyranoside 2 - naphthyl phosphate L - leucine - 2 - naphthylamide Arginine + - + + - - - - + + Ribose L - Arabinose Mannitol Sorbitol Lactose Trehalose Inulin Raffinose Starch Glycogen + - + + + + - - - -