O-Rings, low-emission,pk100 Back Catalog number: U-COV450 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended C-HSINS2-4 Spacer for Agitator, to accommodate for 2mL vials, pk 4 Price on request M-DSK15-120 Spacer disc, alum, 1.5mm, for M-CTE120I,pk 24 Price on request U-T11GPC-2S Unity 2/TD-100 Cold Trap carbon C4/5-C30/32 Price on request