Initial Calibration Verification Standard - 26 components; Fe 1000mg/l ; K 1000mg/l ; Ca 1000mg/l ; Na 1000mg/l ; Mg 1000mg/l ; Sr 100mg/l ; Ag 10mg/l ; Al 10mg/l ; As 10mg/l ; Ba 10mg/l ; Be 10mg/l ; Cd 10mg/l ; Co 10mg/l ; Cr 10mg/l ; Cu 10mg/l ; Mn 10mg/l ; Mo 10mg/l ; Ni 10mg/l ; Pb 10mg/l ; Sb 10mg/l ; Se 10mg/l ; Tl 10mg/l ; V 10mg/l ; Zn 10mg/l ; Th 10mg/l ; U 10mg/l in HNO3 5% - Certificati ISO 17034 / ISO 17025 - Validita 24 mesi