TCLP - Herbicide Spiking Standard Back Catalog number: 19219 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2120.12-K-IO Di-n-butyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20525-62-6 Price on request 8459.9-100-CY Propanil Price on request C217500 (+)-Catechin, 500mg Price on request