Not official USP-NF text
METHACRYLIC ACID COPOLYMER DISPERSION
PF LGS# Brand Type of Test Additional Information
20(4) L1 LiChrosorb RP-18 Limit of . . . . . . . . . Limit of monomers.
33(6) L1 Nucleosil 100 C18 Limit of . . . . . . . . . Limit of monomers. 4 mm x 12.5 cm, 7 µm. Alternative column: LiChrosorb RP-18 (Merck KGaA), same dimensions.