Erratum to "Comparison of three optimized digestion methods for rapid determination of chemical oxygen demand: Closed microwaves, open microwaves and ultrasound irradiation" [Anal. Chim. Acta 561 (2006) 210-217] (DOI:10.1016/j.aca.2006.01.022)

1. Domini, C.E.
2. Hidalgo, M.
3. Marken, F.
4. Canals, A.