As @ 1000 µg/mL in 5% HNO3, 100ml

PE ICV Std, 5pct HNO3/tr Tartic, 500ml

Phosphate (PO4-3) as P, 1000µg/ml in Water, 100ml

Sn, 1000 µg/mL in 5% HNO3, 100ml