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DESCRIPTION: SODIUM SILICATE POWDER (M.R 3.25-3.35)
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% | 19.00min | 19.75% |
SiO2% | 60.00min | 64.18% |
Na2O%+ SiO2% | 79min | 83.93% |
M.R | 3.25-3.35 | 3.31 |
Density | 0.50min | 0.55g/cm3 |
Whiteness | 90.00min | 92.73% |
The goods conform to our current specifications.
APPROVED
