Lead (Pb) Back Catalog number: 57382 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677071 Imidacloprid guanidine hydrochloride, 10 µg/ml, M Price on request 57779 Gold (Au) Price on request 11887.13-K-AN Procaine hydrochloride,1000 µg base/mL,acetonitrile,1mL, Price on request