Coal Tar Ointment
»Prepare Coal Tar Ointment as follows.
Coal Tar 10g
Polysorbate 80 5g
Zinc Oxide Paste 985g
To make 1000g
Blend the Coal Tar with the Polysorbate 80,and incorporate the mixture with the Zinc Oxide Paste.
Packaging and storage— Preserve in tight containers.
Auxiliary Information— Staff Liaison:Lawrence Evans,III,Ph.D.,Scientist
Expert Committee:(PA6)Pharmaceutical Analysis 6
USP28–NF23Page 528
Phone Number:1-301-816-8389