A highly sensitive Raman method for selective cyanide ...
processes such as gold mining, electroplating, , textiles and ... for 30 min is likely to be incompatible with life, while death may result from minutes of exposure at 300 ppm. 2 Longterm exposure to lower concentrations of cyanide in occupational settings ... The calibration curve for potassium cyanide (KCN) was obtained using, 0 ...