This 8-well strip cap is for use with Immuno™ modules and plates. Cap provides a positive seal for each well. The secure seal of the cap minimizes evaporation and contamination. The cap can be used with flat and round bottom wells containing up to 300µL or 200µL respectively. The strip caps maintain their seal in temperatures ranging from 20°C to 60°C. The sterile version is a necessity when sealing 96-well MicroWell plates for storage of valuable cell cultures or DNA. Sterile. Material: Polyethylene (PE). Gamma Irradiation Dose Range: 19-28 kGy. Nunc #: 430805.