24 hours cultures of Staphylococcus aureus in nutrient broth
24 hours cultures of Micrococcus luteus on a nutrient agar slant
24 hours cultures of Bacillus subtilis on a nutrient agar streak plate
24 hours cultures of mixed culture containing Micrococcus luteus and S. aureus in nutrient broth
Nutrient broth
Nutrient agar deep
Sterile Petri-dishes
Inoculating loops and needles
Nutrient agar plate
Water bath facility to melt agar deeps