Part 660 - ADDITIONAL STANDARDS FOR DIAGNOSTIC SUBSTANCES FOR LABORATORY TESTSBrowse as ListSearch WithinSubpart A - ANTIBODY TO HEPATITIS B SURFACE ANTIGEN (§§ 660.1 — 660.6)Subpart C - BLOOD GROUPING REAGENT (§§ 660.20 — 660.28)Subpart D - REAGENT RED BLOOD CELLS (§§ 660.30 — 660.36)Subpart E - HEPATITIS B SURFACE ANTIGEN (§§ 660.40 — 660.46)Subpart F - ANTI-HUMAN GLOBULIN (§§ 660.50 — 660.55)