The detailed specification of titanium dioxide is as following. Get sample’s time:29-10-2006 Department: Inspection Bureau A200TitaniumDioxide ANATASE A200 Analysis NO.:060517YJ-TDR-26 019889LOT NO.：019889 Inspection time:02-11-2006 Specifications Results TiO2 content 98% min 99.5% ppm HeavyMetal (Pb),µg/g 20 max 3.3% ppm As content 1.0 max 0.56% ppm Hg content 1 max 0.075% Solution of water 0.5%max 0.21% Acid soluble Matter 0.5max. 0.43% Volatility at 105℃ 0.5%max 0.2% Whiteness 98%min 98.6% PH value 6-8 7.4 Melting Point 3345DegF 3345DegF Silicon Dioxide 2% / If you are interested in TitaniumDioxide, please let us have your early reply.