精异丙甲草胺

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.Download your certificate at: http://www.sigma-aldrich.com

Environmental

S-Metolachlor is a selective herbicide, absorbed primarily by hypocotyls and shoots. It is used as pre-, early post-emergence and pre-plant herbicide, incorporated to control annual grass and some broad-leaved weeds in maize, sorghum, cotton, surgar beets. Under Reg. (EC) No 1107/2009 S-Metolachlor is approved for use as a plant protection product in the European Union (EU). Maximum residue levels (MRLs) have been set according Reg. (EU) No 1317/2013 for metolachlor and S-metolachlor (metolachlor including other mixtures of constituent isomers including S-metolachlor) for various products of plant and animal origin from 0.01 - 0.05 mg/kg. Metolachlor (technical product being an isomeric mixture of R- and S-enantiomers) is not approved for use as a plant protection product in the European Union (EU) or UK. The certified reference material (CRM) is intended to be used as a calibrant for chromatography and other analytical techniques.

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany