N. T. Whiddon

Interlaboratory validation of EPA 1600 series methods: Draft EPA method 1631 for analysis of mercury in water by oxidation, purge and trap, and CVAFS. Final report

R. F. Maddalone, N. T. Whiddon, 1998 .

Metal speciation: Survey of environmental methods of analysis

N. T. Whiddon, B. Nott, M. Mach, 1996 .