CERTIFICATE OF ANALYSIS
NAME OF SAMPLE: [QUARTZ (SILICA POWDER 200 -250 MESH)
CHEMICAL ANALYSIS: AS PER IS 1892 (1979)
1) Silica … SiO2 .... 98.74 %
2) Alumina … Al2O3 .... 0.09 %
3) Ferric Oxide … Fe2O3 .... 0.06 %
4) Titanium Dioxide … Tio2 .... Traces
5) Manganese Oxide … MnO .... NIL
6) Calcium Oxide … CaO …. 0.08 %
7) Magnesium Oxide … MgO …. 0.06 %
8) Sodium Oxide … Na2O …. 0.03 %
9) Potassium Oxide … K2O …. 0.05 %
10) Loss on Ignition … 0.16 %
PHYSICAL PROPERTIES:
It is White in Color, Heaving coating of Iron Oxide on Some Particles.
Hardness Next to Diamond
Whiteness 93 TO 94 %
The above test is carried out by ITALAB Pvt Ltd MUMBAI.