High quality genuine MASTRING-S® supplied in a great value pack of 100. These gram negative multi test rings feature 8 antibiotic impregnated tips:
- Ampicillin 10µg
- Cephalothin 5µg
- Colistin Sulphate 25µg
- Gentamicin 10µg
- Streptomycin 10µg
- Sulphatriad 200µg
- Tetracycline 25µg
- Cotrimoxazole 25µg
This allows the simultaneous application of the equivalent individual antimicrobial susceptibility test discs. Use in conjunction with our bacteria cultures to test the efficacy of different antibiotics, ensure good contact with agar plate using sterile forceps or needle.
Supplied in a sealed storage container. Keep refrigerated at 2-8°C.
Allow to come up to room temperature before use.