Standard Methods Agar w/Tween 80 and Lecithin (Plate Count Agar w/Tween 80 and Lecithin) (DM452) is recommended for sanitary examination of surfaces and for counts before and after treatment with disinfectants.
Ingredients | Gms / Liter |
Part A | |
Casein enzymic hydrolysate | 5.00 |
Yeast extract | 2.50 |
Dextrose | 1.00 |
Lecithin | 0.70 |
Agar | 15.00 |
Part B | |
Polysorbate 80 (Tween 80) | 5.00 |
Final pH: 7.0 ± 0.2 at 25°C | |
Formula may be adjusted and/or supplemented as required to meet performance specifications |
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