A spectrophotometric method for the determination of ferric iron in colourless and half-white glass is reported, based on the recording of the absorbance curve and of the corresponding fourth derivative in the range 360-400nm, where the absorption band of ferric iron is present.
Origin
Unknown
Journal Title
Riv Staz Sper Vetro 24 Nov-Dec 1994 219- 225
Sector
General
Class
G 1202