1.1 Methods
Notes:
1. Only free Cyanide and Cyanides that can be destroyed by Chlorine are determined by
this test.
2. In the present of Thiocyanate, heavy metal complexes, colorants or aromatic amines, the
cyanide must be separated out by distillation before analysis is performed.
3. Store the reagents in closed containers at a temperature of + 15°C to + 25°C.
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