DiffLok cap, inert, 1/4 ",pk100 Back Catalog number: C-DL1S0 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended C-CHK10 Check-standard, 90 ng/µL (nominal), Tenax TA,pk10 Price on request C-DLS10 Cap, DiffLok, inert, 1/4 ", pk 10 Price on request C-CHK10-ME Check-standard, 100 ng per tube, Tenax TA,pk10 Price on request