Trypto Soy Agar Trypto Soy Agar, otherwise known as Tryptic Soy Agar or Trypticase Soy Agar, is a general growth medium prepared with or without enrichments. It is used for the isolation of different strains of fastidious microorganism. Enzymatic Digest of Casein and Soy Peptone provide amino acids, peptides, and other nitrogenous substances. Sodium Chloride provides essential electrolytes and maintains osmotic equilibrium. TSA with 5% Sterile Sheep Blood is useful for the isolation and determination of hemolytic reactions by Staphylococcus and Streptococcus spp. from the respiratory tract, blood, cerebrospinal fluid and minor lesions. T20-108 Product Information T20-108 Safety Data Sheet