45.645 = Beaker Cover for 1000ml Beaker

Flexible, plastic covers that provide a tight seal. You can protect your solutions from spills and contamination. The lids friction fit inside a standard 1000ml beaker*.

Beaker sold separately.

These lids are made of a very firm plastic.

*These lids will fit beakers with an inside diameter of 4-1/8" (105mm).