Baird Parker RPF Base (ISO), 180 ml in Alpha bottle 300 ml, white screw cap.
Intended use: Detection and enumeration of coagulase positive staphylococci (mainly S. aureus) in food and animal feeding stuff.
Typical formula (g/l)*: Tryptone 10.0; Meat extract 5.0; Yeast extract 1.0; Lithium chloride 5.0; Glycine 12.0; Sodium pyruvate 10.0; Agar 15.0
Formula conform: ISO 6888-2 (after addition of RPF supplement)
Interpretation: After addition of RPF supplement, coagulase positive staphylococci form black or grey small colonies surrounded by an opaque halo.