This is a general-purpose complex medium for cultivation and isolation of fastidious bacteria, yeasts and moulds. The formulation is based on the United States Pharmacopoeia (USP Medium II) and European Pharmacopoeia (EP Medium B). Lecithin and Polysorbate 80 (Tween 80) are added to inactivate surface disinfectants (Lecithin neutralises quaternary ammonium compounds and Tween 80 neutralises phenols, formalin, hexachlorophene and in combination with the Lecithin ethanol). The medium can be incubated under aerobic or anaerobic conditions for sterility testing, air sampling and other areas of bacteriological investigation. This product is wrapped in barrier film to allow for use in Vaporised Hydrogen peroxide sterilisation systems. This particular product is triple wrapped and terminally sterilised by Gamma irradiation. Dose Range: 8.0 kGy – 15.0kGy
Tryptone Soya Agar with Lecithin & Tween 80 (VHP) (Irradiated)
Additional Information
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| Pack Size | 10 x 90 mm Plates, 10 x 65mm Contact Plates, 5 x 140mm Plates (Barrier) |
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Product Description
| Organisms | Ref. No | Result |
| Staphylococcus aureus | ATCC 6538 | White colonies |
| Bacillus subtilis | ATCC 6633 | Opaque / grey colonies |
| Pseudomonas aeruginosa | ATCC 9027 | Cream colonies |
| Candida albicans | ATCC 10231 | White colonies |
| Aspergillus brasiliensis | ATCC 16404 | White colonies with pale yellow underside |
| Escherichia coli | ATC 8739 | Cream colonies |
