Columbia staining jar for microscope coverslips

This staining jar can hold up to 4 cover slips measuring 17-23mm wide, and up to 30mm long. Longer coverslips can be accommodated by removing the cap. The jar comes with a white polypropylene screw cap with a PTFE coated polyethylene liner. It is manufactured from Wheaton soda lime glass, which meets USP type III standards, and is resistant to most chemicals.