Use RAPID'L.mono Agar with Supplements for the chromogenic detection, enumeration, and differentiation of Listeria monocytogenes and other Listeria spp. from food and environmental samples. Features and Benefits L. monocytogenes (PI-PLC+/xylose-) forms blue (pale blue, grey-blue, or dark blue) colonies L. ivanovii (PI-PLC+/xylose+) forms blue-green colonies with a yellow halo Other Listeria spp. (PI-PLC-/xylose+ or -) form white colonies with or without a yellow halo Colonies detected after 24 hr; halos in 24–48 hr Enumerate L. monocytogenes in 24 hr without confirmation Confirm positive tests such as iQ-Check? Listeria monocytogenes II Real-Time PCR Tests Validations Certified NF VALIDATION according to the ISO 16140 standard and validated by the AOAC. Related Products RAPID'L.mono Agar Plates (3563694) RAPID'L.mono Agar Base, dehydrated (3564293) and Supplements 1 (3564294) and 2 (3564296) Fraser 1/2 Broth, ready to use (3555797), dehydrated base (3564604), and supplement (3564616) Buffered Peptone Water Broth, ready to use (3554179) iQ-Check Listeria monocytogenes II PCR Detection Kit (3578124) iQ-Check Listeria spp. PCR Detection Kit (3578113) AL (Agar Listeria according to Ottaviani and Agosti Medium) Agar