O-Rings, 23mm × 3mm i.d.,pk 20 Back Catalog number: P-CP020 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended T-TO15-KXR Focusing trap, Trace TO-15, for TT24-7 with Kori-xr Price on request U-HSAG-20 HiSorb Agitator, accommodates 16 vials (20mL) Price on request OST-201-0246 Screw caps for screwthread tubes GL14, bore 8mm Price on request