Not official USP-NF text
FOSCARNET SODIUM
PF LGS# Brand Type of Test Additional Information
34(1) G27 SPB-5 Limit of . . . . . . . . . Limit of foscarnet related compound D. 0.31 mm x 25 m, 0.5 µm.
34(1) L1 Hypersil C18 Limit of . . . . . . . . . Limit of foscarnet related compound B, unknown impurities and total impurities. 4.6 mm x 10 cm, 3 µm.
0(0) L23 IC-Pak Anion Limit of . . . . . . . . . Limit of phosphate and phosphite. 4.6 mm x 5 cm.