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Scienceware* Replica Plating Tool
This low cost, accurate method of colony replication utilizes a ring which secures sterile, 100% cotton velveteen squares onto a PVC cylinder. To produce replicas, the petri dish carrying microbial colonies is inverted and lowered onto the cloth surface and then lifted. A fresh sterile nutrient plate is lowered onto the velveteen surface and lifted, leaving a replica of the original colonies in the new dish. The replica plating device may be disinfected between uses with a brief rinse in ethanol or chlorine bleach. For use with 90 to 100 mm petri dishes. 12 velveteen squares included. Absorbent twill-backed velveteen squares are packed in a sealed bag with three inner zip-lock bags. Velveteen squares are 152 mm (6 x 6 in.).