On the existence of ethylenediaminetetraacetic acid (EDTA) doped zinc sulphate heptahydrate crystal
arXiv:1506.04296
Abstract
It is argued that the ethylenediaminetetraacetic acid (EDTA) doped zinc sulphate heptahydrate crystal reported by Raja et al Spectrochim Acta 99A (2012) 23 is the well known zinc sulphate heptahydrate.
5 pages, 2 figures