RT Journal Article SR Electronic T1 Quality Control Procedures for Newer Radiopharmaceuticals JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 210 OP 214 VO 19 IS 4 A1 Zimmer, A. Michael A1 Spies, Stewart M. YR 1991 UL http://tech.snmjournals.org/content/19/4/210.abstract AB This is the fourth article in a four-part series on new radiopharmaceuticals. Upon completion of this article, the reader should be able to (1) recognize the need for assessment of radiochemical purity, (2) describe some of the available systems, and (3) be aware of common errors in performing quality control on the newer radiopharmaceuticals.