Surrogate Standard Mix 9, 200 ng/µl, 1ml Back Catalog number: XA08080900AC Availability: In the manufacturer's stock Price on request - + Recommended PF4OPEA Perfluoro-4-oxapentanoic acid (PFMPA), 1.2ml x 50ug/ml, methanol Price on request 676243 Tebuconazole, 100 µg/ml, Isooctane, 1ml Price on request 50739 Hexavalent Chromium (Cr +6) Price on request