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DESCRIPTION: Fumaric Acid
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 |
Assay, % | 99.5-100.5 | 99.8 |
Melting Point,℃ | 286-302 | 299 |
Maleic Acid, % | ≤0.1 | 0.01 |
Moisture, % | ≤0.5 | 0.11 |
Residue on ignition, % | ≤0.1 | 0.06 |
Arsenic, ppm | ≤2 | ≤2 |
Lead, ppm | ≤2 | ≤2 |
Mercury, ppm | ≤1 | ≤1 |
The goods conform to our current specifications.
APPROVED
