Total Cyanide (CN-), 1000µg/ml in in H2O/NaOH,100m

Method 200.8/1638/1640 Internal Standard, 10µg/ml in 2%-HNO3, 4x25ml

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

Complex Cyanide (CN-), 1000µg/ml in Tr. NaOH / Water, 100ml