CLP Pesticide Lab Control Standard Back Catalog number: 20061 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677645 Sulfachloropyridazine, 100 µg/ml, Acetonitrile, Price on request 94182 4-Chlorobenzotrifluoride Price on request EU-PAH-LCS Deuterated PAH Solution/Mixture, 1.2ml, toluene Price on request