Zinc Sulfate, a Recently Introduced Urinary Adulterant Can Invalidate Urine Cotinine Test Using Immunoassay but Has Less Effect on Liquid Chromatography Combined With Tandem Mass Spectrometry-Based Test.
Ther Drug Monit. 2015 Oct;37(5):681-4. doi: 10.1097/FTD.0000000000000186.
Ther Drug Monit. 2015.
PMID: 25627403