Kord-Valmark™ petri dishes are easy to handle. A perfect fit lid enables it to be removed and replaced quickly with one hand. The precision flat bottom, insures that a minimum amount of culture media will provide even distribution over the bottom of the plate, minimizing and controlling medium consumption. Molding process produces optimum product clarity and the most consistently flat dish in the market. Ideally suited for all automated filling and streaking equipment. Can be traced for quality assurance and sterility verification. Side arrows and Isomarks available.