Yeast Extract — 7184 Autolysate of yeast cells for use in preparing microbiological culture media

Yeast Extract Agar — 7707 For the enumeration of microorganisms in potable and freshwater samples

Yersinia Selective Agar — 7257 For use with cefsulodin and novobiocin for the isolation of Yersinia enterocolitica

YM Agar — 7525 For the cultivation of yeasts, molds and other aciduric microorganisms

YM Broth — 7363 For the cultivation of fungi