Technologists: Specialties; activities.

A technologist may: 1. Be certified: (a) In chemistry; (b) In microbiology; (c) In hematology; (d) In immunology; (e) In immunohematology; (f) In nuclear medicine; (g) In histocompatibility; (h) In histology; (i) In cytology; (j) As a biotechnologist; or (k) In more than one of the specialties set forth in this subsection. 2. Perform a test in a specialty only if certified in that specialty.