GS-Tek GC Column: GsBP-Ultra-2, 12m x 0.20mm x 0.33um | USP Code:G27 | Phase:Ultra-2 | Equivalent to:HP-Ultra-2 | Cross to Agilent HP:19091B-101 | Cross to Agilent DB:19091B-101 | Cross to Agilent CP:
Good Quality GC Columns and Supplies