BUCHI Seal Holder for R-220 and R-250 Rotavapor, Diameter Outside: 3.9 in., 99 mm, PTFE, Description: Seal Holder, For Use With: Rotavapor Model Numbers 201 and Less
BUCHI Seal Holder for R-220 and R-250 Rotavapor, Diameter Outside: 3.9 in., 99 mm, PTFE, Description: Seal Holder, For Use With: Rotavapor Model Numbers 201 and Less