Fluoride 0.1 µg/mL (F-) in Water, 500ml

Cyanide (CN-)@1000mg/L in 0.1% NaOH, 100ml

Sulfur Blank (0 wt%) in 75 cSt Mineral Oil, 100ml

As @ 1000 µg/mL in 5% HNO3, 100ml