YS/T 575.15-2007 Methods for chemical analysis of bauxite—Part 15:Determination of gallium oxide content—Rhodamine B-extraction photometric method

YS/T 575.1-2007 Methods for chemical analysis of bauxite—Part 1:Determination of aluminium oxide content—EDTA titrimetric method YS/T 575.2-2007 Methods for chemical analysis of bauxite—Part 2:Determination of silicon dioxide content—Gravimetric-molybdenum blue photometric method YS/T 575.3-2007 Methods for chemical analysis of bauxite—Part 3:Determination of silicon dioxide content—Molybdenum blue photometric method YS/T 575.4-2007 Methods for chemical analysis of bauxite—Part 4:Determination of iron oxide content—Dichromate titrimetric method YS/T 575.5-2007 Methods for chemical analysis of bauxite—Part 5:Determination of iron oxide content—Orthophenanthroline photometric method YS/T 575.6-2007 Methods for chemical analysis of bauxite—Part 6:Determination of titanium dioxide content—Diantipyrylmethane photometric method YS/T 575.7-2007 Methods for chemical analysis of bauxite—Part 7:Determination of calcium oxide content—Flame atomic absorption spectrophotometric method YS/T 575.8-2007 Methods for chemical analysis of bauxite—Part 8:Determination of magnesium oxide content—Flame atomic absorption spectorphotometric method YS/T 575.9-2007 Methods for chemical analysis of bauxite—Part 9:Determination of potassium oxide and sodium oxide content—Flame atomic absorption spectorphotometric method YS/T 575.10-2007 Methods for chemical analysis of bauxite—Part 10:Determination of manganese oxide content—Flame atomic absorption spectrophotometric method YS/T 575.11-2007 Methods for chemical analysis of bauxite—Part 11:Determination of chromium oxide content—Flame atomic absorption spectrophotometric method YS/T 575.12-2007 Methods for chemical analysis of bauxite—Part 12:Determination of vanadium pentoxide content—N-benzoy-N-phenythyroxy lamine photometric method YS/T 575.13-2007 Methods for chemical analysis of bauxite—Part 13:Determination of zinc content—Flame atomic absorption spectrophotometric method YS/T 575.14-2007 Methods for chemical analysis of bauxite—Part 14:Determination the total content of rare earth oxide—Tribromo-arsenazo photometric method YS/T 575.16-2007 Methods for chemical analysis of bauxite—Part 16:Determination of phosphorus pentoxide content—Molybdenum blue spectrophotometric method YS/T 575.17-2007 Methods for chemical analysis of bauxite—Part 17:Determination of sulfur content—Direct combustion-iodometric method YS/T 575.18-2007 Methods for chemical analysis of bauxite—Part 18:Determination of total carbon content—Non-aqueous titrametric method after combustion YS/T 575.19-2007 Methods for chemical analysis of bauxite—Part 19:Determination of the loss on ignition—Gravimetric method YS/T 575.20-2007 Methods for chemical analysis of bauxite—Part 20:Preparation of pre-dried sample YS/T 575.21-2007 Methods for chemical analysis of bauxite—Part 21:Determination of organic carbon content—Titrimetric method YS/T 575.22-2007 Methods for chemical analysis of bauxite—Part 22:Determination of hydroscopic moisture—Gravimetric method

YS/T 575.15-2006