N,N-Dimethylvaleramide, 250mg Back Catalog number: 684904 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 11806.12-50-NN 1,3,7-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Price on request 2198.11-100-ME 2-Methyl-4-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 13615-38-8 Price on request 54509 Chlorite (ClO2-) Price on request