GS-Tek GC Column: GsBP-Ultra-1, 50m x 0.20mm x 0.33um | USP Code:G2 | Phase:Ultra-1 | Equivalent to:HP-Ultra-1 | Cross to Agilent HP:19091A-105 | Cross to Agilent DB:19091A-105 | Cross to Agilent CP:
Good Quality GC Columns and Supplies