a combination of 12 tests for identification of Streptococcus species. (Kit contains sterile media for Voges Proskauers, Esculin hydrolysis, PYR, ONPG, Arginine utilization tests and 7 different carbohydrates utilization tests - Glucose, Lactose, Arabinose, Sucrose, Sorbitol, Mannitol, Raffinose). *Reagents supplied with kit : Barritt Reagent A (R029) and Barritt Reagent B (R030) for VP Test, PYR Reagent (R043).