VertiBond™ 1301 column contains 6% Cyanopropylphenyl, 94% Dimethylpolysiloxane stationary phases. This intermediate polarity phase is specially developed to equivalent to USP G43 for analysis of residual solvents (OVI) in pharmaceutical products. VertiBond™ 1301 also ideals for acidic and basic compounds with a wide range of polarity like pesticides or herbicides.