DIN EN ISO 14719 : 2012 Title: Chemical analysis of refractory material glass and glazes - Determination of Fe<(hoch)2+> and Fe<(hoch)3+> by the spectral photometric method with 1,10-phenanthroline (ISO 14719:2011) Year: 2012 Publisher: DIN Media GmbH Availability: Within 1-2 working days