CRS tubes (BTX),100ng, pk/10 Back Catalog number: C-BTX100-10 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: 2 weeks Price on request - + Recommended C-DF010E Diffusion caps,alum,etched with serial numb,pk10 Price on request C-UNS100 Unions, 1/4 "–1/4 ", SS&1/4 " PTFE ferrs,pk100 Price on request SERUTD-5065 Split filter tube, SS, 3 1/2 ", pack with charcoal Price on request