DIN 52241-6:1986 Analysis of raw materials used in glass production; chemical analysis of dolomite containing not less than 95 % of calcium magnesium carbonate; determination of titanium(IV)oxide
The standard specifies a photometric determination of TiO2 as a complex with 3,5-pyrocatecholdisulfonic acid disodium salt (Tiron) at pH 4,0 and a wave length of 400 nm.
DIN 52241-6:1986 history
1986DIN 52241-6:1986 Analysis of raw materials used in glass production; chemical analysis of dolomite containing not less than 95 % of calcium magnesium carbonate; determination of titanium(IV)oxide