An enrichment medium also known as fluid thioglycollate medium designed to recover a wide range of predominantly anaerobic micro-organisms as described in the European Pharmacopoeia (EP) 2.6.1 and United States Pharmacopeia (USP) 71> sterility tests. The medium contains resazurin indicator which turns pink/red in the presence of oxygen. If more than the upper one third of the medium has acquired a pink/red colour, the medium may be restored once by heating the bottles in a water bath or in free flowing steam until the pink/red colour disappears. Cool quickly taking care to prevent the introduction of non-sterile air into the bottles.
- Medium for the sterility of biologicals and for the cultivation of anaerobes, aerobes and microaerophiles
- Storage temperature: 2 to 25°C
- Appearance: clear, straw-coloured; a red zone may be present in the upper part of the liquid
- Recommended incubation: 25 to 37°C
- pH: 7.1 ±0.2
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