Sulfadimethoxine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679809 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended PCB-LCS-H Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Price on request PN-1S 1-Chloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 31121 4-Chlorotoluene Price on request