 | 6 % cyanopropyl-phenyl – 94 % dimethylpolysiloxane · USP G43 Medium polar phase Recommended for environmental analyses For applications click here. For corresponding columns with lower film thickness see OPTIMA® 1301 Similar phases: HP-624, HP-VOC, DB-624, DB-VRX, SPB-624, CP-624, Rtx-624, Rtx-Volatiles, 007-624, BP624, VOCOL |  |