WS Amp 1 Trace Elements Back Catalog number: 52127 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10627.12-50-NN 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL, Price on request 674555 3,5,6-Trichloro-2-pyridinole, 100mg Price on request 678437 Isoprocarb, 100 µg/ml, Acetonitrile, 5ml Price on request