* Model : ME-5 * Dimension : 120mm x 12mm (with 1.2m BNC connector) * Structure : polymer membrane, half-cell epoxy body * Range : 0.03 ~ 39,100 ppm * Temperature : 0 ~ 50¡É * Optimal pH : 4 ~ 11 * Interference : Na+, NH+ * Response time : 7 ~ 8 sec * Detection limit : 1.42 x 10 M