Make a basal medium consisting of— Tryptose 30.0g Yeast extract...
Dissolve the ingredients of the basal medium, adjust pH to...
Dissolve— D-cycloserine 400.0mg Polymyxine-B sulphate 25.0mg Indoxyl-β-D-glucoside 60.0mg
Add to the medium— Filter-sterilised 0.5% phenolphthalein diphosphate solution 20.0ml...