Phase: 14% Cyanopropylphenyl 86% Methyl Polysiloxane. - Excellent general purpose GC column - Intermediate polarity - USP Classification: G46 - EPA Methods / Normatives: EPA 513, 515.2, 552.2, 607, 619, 622, 8091, 8121 Application areas: organophosphorus pesticides, food packaging residual solvents. Suitable replacement for: DB-1701, VF-1701, VF-1701MS, CP-Sil 19CB, Rtx-1701, ZB-1701, BP10, 007-1701, AT-1701.