We are using method of sulphate to produce Barium Sulphate Precipitated of method of Glauber’s salt”More details as follows: Use:1. As raw material for paints, printing ink, plastics, rubber and storage battery. 2. As surface smear for photographic paper and calendered paper; as sizing agent for textile industry. 3. As clarifying agent for glass products. 4. As protective material for radiation; also used for ceramics, enamel, perfumes and pigments. 5. As raw material for the making of other barium salts. Packing & Storage: In plastic woven bag lined with plastic; net wt. net wt. 25kgs/bag, stored in dry warehouse; no mixing with color articles; handle with are to protect packing. National Standard: GB/T2899—2002Our BaSO4 has very good whiteness as follows: Componentsguaranteed AnalysisTypical ValueMethodsContent(BaSO4) 98% min 98.7% GB/T2899-2008Mositure 0.30% max 0.30%GB/T2899-2008Water soluble matter0.3% max0.3%GB/T2899-2008Fe(Fe2O3) 0.0040% max0.0040%GB/T2899-2008Whiteness 94% min97%GB/T2899-2008Oil adsorption(Oil/100g) 10-3018GB/T2899-2008PH6.0-9.0 6.5-7.6GB/T2899-2008Finenesess 0.1% max 0.1%GB/T2899-2008 Welcome purchase from us.