O-Ring (3/16" X1/16", Viton™) Back Catalog number: CTS-21173 Availability: In the manufacturer's stock Price on request - + Recommended G4220-68070 Ultra Clean Tubing Kit for G4220A 18 040,32 Kč 1980-1105 AdvanceBio Spin columns, <1000uL, 50/pk 16 012,08 Kč G7122-60007 Bottle Head Assembly-2.28m 3 058,56 Kč