DESCRIPTION: SODIUM SILICATE SOLID (M.R 3.35-3.45)
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% | 22.00min | 23.00% |
SiO2% | 66.70min | 75.80% |
Na2O%+ SiO2% | 98.5min | 98.88% |
M.R | 3.35-3.45 | 3.38 |
Fe2O3 | 0.03max | 0.0277% |
Al2O3 | 0.30max | 0.24% |
Appearance | Aquamarine lump | Aquamarine lump |
The goods conform to our current specifications.
APPROVED