Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57014 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 681009 Saflufenacil Metabolite M800H02, 10mg Price on request 677989 Pirimiphos-methyl, 100 µg/ml, Toluene, 1ml Price on request L-PFHXS Sodium perfluoro-1-hexanesulfonate, 1.2ml x 50ug/ml, methanol Price on request