Description
Co – 4 μg/mL, Cd – 8 μg/mL, Be – 16 μg/mL, Cr, Mn – 32 μg/mL, As, Ba, Cu, Ni, Pb, V –
80 μg/mL, B, Se – 160 μg/mL, Sr – 320 μg/mL, Tl – 480 μg/mL in 2% HNO3
Volume needed = 250mL

Co – 4 μg/mL, Cd – 8 μg/mL, Be – 16 μg/mL, Cr, Mn – 32 μg/mL, As, Ba, Cu, Ni, Pb, V –
80 μg/mL, B, Se – 160 μg/mL, Sr – 320 μg/mL, Tl – 480 μg/mL in 2% HNO3
Volume needed = 250mL