Sulfate (SO4-2), 1000µg/ml in Water, 500ml

Strontium Standard: Sr @ 1000 µg/mL in 5% HNO3, 100mL

CONOSTAN Standard S-21+K, 885 ppm, 200g

Palladium Standard: Pd @ 1000 µg/mL in 5% HNO3, 100mL