Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases, Withstands temperatures up to 121 degreeC, Holds 20 Tubes, size 20mm.
Glass Petri Dish Has Two Pieces (Lid And A Dish)And Are Packed Individually, Can Expose You To Chemicals Including Arsenic, Which Are Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm, Not For Children 13, Size: 100Mm Dia