

CryoKING PP Cryogenic Boxes (90-9081/90-9025/90-9100/90-9200): polypropylene, assorted colors, −86°C to 121°C. Four configurations: 25-well, 81-well, and 100-well (hinged or removable lid), all 2-inch height. Numeric/alphanumeric grids molded in lid.