Editorial use only Laboratory drugs test. Chemist using a gas chromatograph to determine the composition of a drug sample. Photographed on 5 February

---

Editorial use only Laboratory drugs test. Chemist using a gas chromatograph to determine the composition of a drug sample. Photographed on 5 February 2009, at a US Food and Drug Administration (FDA) site in Irvine, California, USA.

---

Size: 5130px × 3407px
Photo credit: © FOOD & DRUG ADMINISTRATION/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 21st, 5, 2009, adult, america, american, analysing, analysis, analytical, analyzing, asian, biochemical, biochemistry, california, century, chemical, chemist, chemistry, chromatograph, chromatography, drug, fda, february, food, gas, irvine, lab, laboratory, machine, male, man, medicine, north, oriental, people, person, pharmaceutical, pharmaceutics, pharmacological, pharmacology, sample, scientist, states, test, testing, united, usa