Item

Model and Standard

HS-10

HS-15

HS-20

HS-25

HS-30

Appearance

Slight milky transparent to translucent liquid

Na₂O (wt%)

≤0.1%

SiO₂ (wt%)

10±1%

15±1%

20±1%

25±1%

30±1%

Density (20°C,g/cm³)

1.06-1.08

1.08-1.10

1.12-1.14

1.15-1.17

1.19-1.21

pH (20°C)

≤2 or 2.5-3.5 or 3.5-4.5

≤2

Viscosity(20°C,mPa•S)

≤10

Particle size(nm)

8-15

Stability

1 month-1year