DESCRIPTION: SODIUM SILICATE SOLID (M.R 2.0-2.2)
This is to certify that we have inspected the quality of the above-mentioned goods made in China and found the result of inspection as follows:
TEST RESULTS:
Item | Test Standard | Test Result |
Na2O% | 29.85min | 31.05% |
SiO2% | 66.70min | 67.79% |
Na2O%+ SiO2% | 98.min | 98.84% |
M.R | 2.0-2.2 | 2.2 |
Fe2O3 | 0.05max | 0.0466% |
Al2O3 | 0.4max | 0.38% |
Appearance | Aquamarine lump | Aquamarine lump |
The goods conform to our current specifications.
APPROVED