NSC GRADE - A

Silicon Dioxide -      60.75%

Calcium Oxide -      NIL

Magnesium oxide -32.98%

Iron(III) oxide -        0.20%

Aluminium oxide -  1.46%

Loss on Ignition -    4.57%

Arsenic -                   NIL 

Chemical Features

Physical Features

Apprearence -                     Very fine white powder

Acid Soluble Substances - 0.20%

Ph  -                                       8.9

Brightness -                         96 - 98%

Bulk Density -                      0.44

Hardness -                           1 (Mohs)

Dissipation Factor -            0.0008 - 0.004

Ultra Bright | Silky Texture | Highly lamellar