Not official USP-NF text
GC PHASE 5% Phenyl- 95% methylpolysiloxane
G27 BRAND NAME MANUFACTURER
CP-Sil 8 CB Varian-Chrompack
Chrompack CP-Sil 8 CB Varian-Chrompack
DB-5 J & W Scientific
DB-5 Megabore J & W Scientific
HP-5 Hewlett-Packard Co.
OV-5 Restek, Supelco
Optima 5 Macherey-Nagel
Quadrex '007' MPS 5 Quadrex Corp.
Rtx-5 Amine Restek
SE-52 Restek Corp., Supelco, Inc.
SPB-5 Supelco Inc.
Ultra 2 Hewlett-Packard Co.