GB/T 6901.7-2004 Chemical analysis of silica refractories-Part 7:Determination of titanium dioxide-Diantipyrylmethane photometric method (English Version)
This part specifies the method for diantipyrine methane spectrophotometric determination of the amount of titanium dioxide. This section applies to the determination of the amount of titanium dioxide in siliceous refractories. The determination range (mass fraction) is less than 0.50%.
GB/T 6901.7-2004 history
2017GB/T 6901-2017 Chemical analysis of silica refractories
2008GB/T 6901-2008 Chemical analysis of silica refractories
2004GB/T 6901.7-2004 Chemical analysis of silica refractories-Part 7:Determination of titanium dioxide-Diantipyrylmethane photometric method
GB/T 6901.7-2004 Chemical analysis of silica refractories-Part 7:Determination of titanium dioxide-Diantipyrylmethane photometric method was changed to GB/T 6901-2008 Chemical analysis of silica refractories.