ASI Petri Dish are manufactured in 100,000 grade cleaning room with USP 6 grade raw materials. We are committed to be your best choice for laboratory and medical consumables. Sterile PS 100x100x15mm, with grid ,10/slv, 50slv/cs, Free from optical distortion and sterile. These dishes are ideal for phage typing, susceptibility testing, plate counts, and probe assays. Each grid is marked numerically in one direction and alphabetically in the other. Product Features: • Flat transparent surface • Numeric mark on the bottom for easy identification • PA/PE packaging • Vent for gas exchange • Stackable for easy storage and handling • Sterilized by E Beam, SAL=10 6 • Non pyrogenic