Reddy’s Differential Agar, Modified /Lactic Streak Agar (948) is used for qualitative and quantitative differentiation of lactic Streptococci.
Formula / Liter:
| Ingredients | g/ L |
| Part A: | |
| Sodium carboxymethyl cellulose | 10.00 |
| Calcium citrate | 10.00 |
| Part B: | |
| Peptic digest of animal tissue | 5.00 |
| Papaic digest of soyabean meal | 5.00 |
| Yeast extract | 5.00 |
| Beef extract | 5.00 |
| Lactose | 1.50 |
| L-Arginine hydrochloride | 1.50 |
| *Bromo cresol purple | 0.002 |
| Agar | 15.00 |
| Final pH: 6.0±0.2 at 25°C | |
| Formula may be adjusted and/or supplemented as required to meet performance specifications | |
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