... Applications:with super whiteness ,good covering power and dispersibility .Apply to paint, coating, ink, rubber, plastics, insulated tape and so on.Packing ... dry warehouse; no mixing with color articles; handle with are to protect packing.National Standard:GB/T2899—2002Thanks for your attention ... or my skype:ericcheng99. China Precipitated barium sulfate used in paint,ink,coating,plastics,rubber etc