Supelco GC Column, empty, Glass, L x OD x ID: 1.8 m x 1/4'' x 4 mm, for PerkinElmer 115, 300, 900, 2000, and Sigma (Not On-Column)

GC column, empty glass column, LxODxID: 1.8m x 1/4in x 4mm, for Varian® 3000, 4000, 6000, and Vista™ (FID, Inj. A to Det. A, On-Column)