Following the certification of ISO 9001:2015 (CACO3: 98.55%; Whiteness: 98%), we can commit to delivering the best quality to all our esteemed customers. The size ranges from over 300 mesh which is called primary products to under 3000 mesh, depending on your requirement. CAS: 471-34-1 CHEMICAL ANALYSIS OF THE RAW MATERIAL: Whiteness: from 90 - 99%, CaCO3 > 98% Loss on Ignition: , 43.08 % Moisture: 0.2 % PH Value: 8 ÷ 9 APPLICATIONS: used in many industries namely: Paper, Paint, Plastics, Rubbers, Cables, PVC compound or Masterbatches�etc as a functional filler or additive. ORIGIN: Vietnam PACKING: PP bag 25kg/50kg/Jumbo or with inner liner