White powder, nonpoisonous, nearly insoluble in water, alcohol, and acid, excellent stability, moderate hardness, high luster, h Barium Sulphate Precipitated

Chemical formula:          BaSO4

Molecular Weight:          233.33

Typical Analysis:

                                      Purity                                            98.00% min.

                                      PH                                                7-9

                                      Quantity of Absorbing Oil                15-25%

                                      325 Mesh Residue                          0.10% max.

                                      Fe                                                  0.002% max.

                                      Whiteness                                      98.0% min.

                                      Moisture                                         0.15% max.

                                      Water Soluble Matter                       0.20% max.

                                      Average Particle Size (D50) (um)       0.4-0.5