Description General description Desmethyl-formamido-pirimicarb is a derivative of the pesticide, pirimicarb. Application Desmethyl-formamido-pirimicarb may be used as an analytical reference standard for the determination of the analyte in food samples using modified quick, easy, cheap, effective, rugged, and safe (QuEChERS) extraction method followed by liquid chromatography-tandem mass spectrometry (LC-MS/MS). Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. Legal Information PESTANAL is a registered trademark of Sigma-Aldrich International GmbH