QC Standard 2 Back Catalog number: 53085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 58057 Lanthanum (La) Price on request 678518 Vinclozolin, 100 µg/ml, Acetonitrile, 5ml Price on request PCB-SCS-H Mass-Labelled PCB Cleanup/Sampling Standards, 1.2ml, nonane Price on request