Staph / Strep Selective Supplement

//Staph / Strep Selective Supplement

Staph / Strep Selective Supplement

SKU: LS0008 Category:

Staph/Strep Selective Supplement
E&O Laboratories Ltd Staph/Strep Selective Supplement (LS0008) is an antibiotic supplement used to enhance the selective isolation of Staphylococci and Streptococci species.


Additional Information

Shelf Life (days)

Storage Temp (°C)

Dehydrated Medium Appearance

Dehydrated Medium Colour


Solubility Description

Product Description

Organisms Ref. No Result
Staphylococcus aureus NCTC 12981 Growth: White colonies
Streptococccus pyogenes NCTC 12696 Growth: White colonies β-haemolysis
Escherichia coli NCTC 12241 Inhibited

Incubation: Aerobically for 18-24 hours


Each 500ml vial contains:
Colistin Sulphate 5.0mg
Nalidixic acid 2.5mg
Aztreonam 0.25mg


To reconstitute the contents of each vial, aseptically add 2ml of Sterile Distilled Water. Close the vial and gently agitate to assist reconstitution. Avoid frothing and the resulting solution will be free from visible particulate matter. Add the contents of the vial to 500ml of sterile base medium of choice (Columbia Agar with 5% Horse Blood is recommended) prepared according to the manufacturer’s instructions and allowed to cool to 45°C- 50°C.
Mix gently but thoroughly and pour aseptically into sterile Petri Dishes.