... ,90mm,100mm 3.Height:15mm 4.OEM is available petri dish(1)Specification:50mm,60mm,70mm,80mm,90mm,100mm etc(2 ... ,glass(3)Layer:one,two,three(4)Type:round petri dish with"Y"sharp(5)They are for scientific research,the medicine ... .the biology experiment,the teaching,etc.PIC: disposable plastic petri dish