Even though the development planning in Iran has been applied since the 1940s, it has not still made much progress in terms of balanced development as well as the regional justice in development and a huge amount of human capital, financial and natural resources which are consumed, have obtained few achievements. Therefore, it seems necessary to examine and analyze critically the dominant appro...

abstract sensitive and precise voltammetric methods for the determination of trace amounts of furaldehydes, mainly as furfural (f) and 5-hydroxymethyl-2-furaldehyde (hmf), in waste waters and other matrices is described. determination of total furaldehyde at < ?g g-1 levels in alkaline buffered aqueous media was individually investigated. by the use of ordinary swv and adsorptive square wave ...