HomeHPLC - Mass SpecWB354WB354 WB354 Add to quote This product is already in your quote request list. Browse the list Description Description WB Scientific Part WB354 OEM Part 5065-4445, Old# 5042-6401 Models 1100, 1200, 1220, 1260, 1290 Description: Peristaltic Pump w/PharMed® tubing, compression springs and adaptors