HomeHPLC - Mass SpecWB278WB278 WB278 Add to quote This product is already in your quote request list. Browse the list Description Description WB Scientific Part WB278 OEM Part 885-1884 Models L-6000A, L-6200A, L-6210, L-6220, L-7100, L-7110, L-7120 Description: Seal, Washing Mechanism