Copper tubing, 3m Back Catalog number: C-CUTUB-3M Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended C-DL1P0 DiffLok cap (one SS, one inert), 1/4 ",pk100 pairs Price on request C-CHK10 Check-standard, 90 ng/µL (nominal), Tenax TA,pk10 Price on request SERAAA-5167 Split filter tube,glass,4 1/2 ",pack with charcoal Price on request