@article{ref1,
title="The use of pH and acid/alkaline reserve for the classification and labelling of household cleaning products: data from a poison control center",
journal="International journal for consumer safety",
year="1997",
author="Craan, A. G. and Sanfacon, G and Walker, R. H.",
volume="4",
number="4",
pages="191-213",
abstract="Abstract unavailable.<p />",
language="",
issn="0929-8347",
doi="",
url="http://dx.doi.org/"
}