Specifications: 90mm petri dishes(Three compartments) : with different options for sizes and compartments using imported PS material with clarity and smoothness. Suitable for bacterium, cell culture. Sterilized by EO gas. Other sizes available: 60mm, 70mm, 90mm (2 compartments, 3 compartments) Passed ISO9001, ISO13485 QMS approval and have products with CE certification. Free samples are available. Packing: blister or PE bag packing / OEM is available Payment: As negotiated, various ways of terms of payment Lead time: within 3-4 weeks / depending on the quantity Sainty will always be for your best service.