Chloride (Cl-), 1000µg/mL in Water, 100ml

Sn @ 10000 µg/mL in 5% HNO3, tr. HF, 100ml

CONOSTAN S-21 + AS+Co+Sb+Se, 300ppm in 75cSt oil, 200g

Mercury (Hg), 1µg/ml in 2%-HNO3 / Water, 3 x 20ml