As @ 1000 µg/mL in 5% HNO3, 100ml

Sulfur, 5000µg/g (0.500 wt%) in 75 cSt Mineral Oil, 100ml

Te, 1000 µg/mL in 5% HNO3, 100ml

PE ICP-OES Calib Std, in HNO3, 500ml