This standard is applicable to biotite granite, rhyolite, granodiorite, quartz hornblend andesite, olivine basalt, gabbro, trachyandesite, nexia syenite, sandstone, shale and other silica with similar composition Determination of titanium dioxide in salt rocks. Measuring range: hydrogen peroxide photometry, 0.2% ~ 10% titanium dioxide. Diantipyrine methane spectrophotometry, 0.05% to 5% titanium dioxide. This standard complies with the provisions of GB/T 14505.
GB/T 14506.8-1993 history
2010GB/T 14506.8-2010 Methods for chemical analysis of silicate rocks.Part 8:Determination of titanium dioxide content