There are five types of NH4+-stabilizer including NS-10, NS-15, NS-20, NS-25 and NS-30.Their standards are:
Designation | Model and Standard | ||||
NS-10 | NS-15 | NS-20 | NS-25 | NS-30 | |
Appearance | Slight milky transparent to translucent liquid | ||||
SiO2 | 10±1% | 15±1% | 20±1% | 25±1% | 30±1% |
Na2O (wt%) | ≤0.1% | ||||
PH (20°C) | 8.5-10.0 | ||||
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 |
Viscosity (20°C,mPa•S) | ≤10 | ||||
Particle size (nm) | 8-15 | ||||
Stability | One year |