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DESCRIPTION: SODIUM SILICATE SOLID (M.R 3.45-3.55)
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 | 22.65% |
SiO2% | 66.70min | 76.53% |
Na2O%+ SiO2% | 98.5min | 99.18% |
M.R | 3.45-3.55 | 3.49 |
Fe2O3 | 0.018max | 0.010% |
Al2O3 | 0.14max | 0.082% |
Appearance | Aquamarine lump | Aquamarine lump |
The goods conform to our current specifications.
APPROVED
