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

Chloride (Cl-), 1000µg/mL in Water, 500ml

Ethylmercuric chloride(Technical), 100mg

S @ 10000 µg/g (1.00 wt%) in #2 Diesel Fuel, 100ml