Trace Metals in Water 30 components; Ag 1ug/l ; Al 142ug/l ; As 60ug/l ; B 158ug/l ; Ba 544ug/l ; Be 14ug/l ; Bi 14ug/l ; Ca 32000ug/l ; Cd 7ug/l ; Co 27ug/l ; Cr 20ug/l ; Cu 23ug/l ; Fe 98ug/l ; K 2000ug/l ; Li 17ug/l ; Mg 8000ug/l ; Mn 39ug/l ; Mo 121ug/l ; Na 21000ug/l ; Ni 62ug/l ; Pb 20ug/l ; Rb 14ug/l ; Re 113ug/l ; Sb 58ug/l ; Se 12ug/l ; Sr 323ug/l ; Te 1ug/l ; Tl 7ug/l ; V 38ug/l ; Zn 79ug/l in HNO3 5% - Certificati ISO 17034 / ISO 17025 - Validita 24 mesi