Violet Red Bile Agar (VRBA), 90mm Plate

A selective medium for the detection and enumeration of coliform organisms in foodstuffs


Container 90mm Plate
Pack Size 10
Shelf Life 12 weeks
Storage Temp 2-8oC
Appearance Red/purple gel
Recommended Incubation 35 - 37oC
pH 7.4 +/-0.3
Fill Volume 18ml

Quality Control

Organisms Ref. No Result
Escherichia coli ATCC 25922 >50% recovery compared to control. Pink to red colonies
Enterococcus faecalis ATCC 19433 NCTC 775 Total Inhibition
Pseudomonas aeruginosa ATCC 27853 NCTC 12934 Weak or Strong Growth. Colourless to beige colonies


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