sulfate de zinc monohydraté: zinc> = 35%; pureté> = 96%; PbAsCd

Sulfate de cuivre pureté 96%, 97%, 98%, 99% PbSize:> = 1 mm,> = 3 mm,> = 10mm; > = 10 mm,> = 30 mm; > = 30mm.

molybdate de sodium dihydraté: molybdène: 38,8% min; Pureté: 98% min; Calibrage: cristalline; plomb: 20 ppm max Arsenic: 15 ppm max Cadmium: 10 ppm max