Description General description Esprocarb is a thiocarbamate herbicide, used for the pre- and post-emergence control of annual weeds and branyard grass in rice. Application Esprocarb may be used as an analytical reference standard for the determination of the analyte in food samples using solid phase extraction combined with gas chromatography coupled to mass spectrometry (SPE-GC-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