cust packed cold trap, TT24-7 Back Catalog number: T-7CUS Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended T-11OP Ozone precursors trap, TT24-7 Price on request U-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request U-COV03 O-Ring, Size 003, pk 10 Price on request