Chemical content of the solid material 
SiO299.996%
Impurities35 ppm
Max values of other elements 
Na4 ppm
K1.5 ppm
Li5 ppm
Al28 ppm
Ca1 ppm
Fe1 ppm
Ti5 ppm
U0.5 ppb
Th0.3 ppb
WATER-SOLUBLE IONS  
F-mg/l<0.05
Cl-mg/l0.16
NO2-mg/l<0.05
Br-mg/l< 0.1
Lead5.0< 0.1
NO3-mg/l0.42
PO43-mg/l< 0.2
SO42-mg/l< 0.2
Particle size per cilas 
-50 micron99.73%
-20micron73.07%
-10 micron45.03%
-5 micron28.17%
-2 micron13.79%
-1 micron4.98%
WHITENESS 
RX98.0
RY97.8
RZ97.6
R45797.4
CONDUCTIVITY 
mS/m(S/cm)0.21
pH 
pH6.5