99.9995%, for polarography cation traces Ag: ≤0.05 mg/kg As: ≤0.1 mg/kg Cd: ≤0.05 mg/kg Cr: ≤0.05 mg/kg Cu: ≤0.05 mg/kg Fe: ≤0.05 mg/kg Mo: ≤0.1 mg/kg Pb: ≤0.05 mg/kg Sn: ≤0.05 mg/kg V: ≤0.05 mg/kg Zn: ≤0.1 mg/kg
Keywords: High purity materials, Fine chemicals/reagents, Heavy metals,