Customization: | Available |
---|---|
CAS No.: | 56-86-0 |
Formula: | C5h9no4 |
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Name | L-Glutamic acid |
CAS NO | 56-86-0 |
Appearance: | White crystal powder |
Purity | 99% |
Item |
Specification |
Assay |
98.5~101.5% |
pH |
3.0~3.5 |
Specific rotation[a]D020 |
+31.5~+32.4° |
Transmittance(T430) |
clear & colorless |
Sulfate(SO4) |
≤0.02% |
Ammonium(NH4) |
≤0.02% |
Chloride(Cl) |
≤0.02% |
Iron(Fe) |
≤10ppm |
Heavy metals(Pb) |
≤10ppm |
Arsenic |
≤1ppm |
Lead(Pb) |
≤5ppm |
Loss on drying |
≤0.2% |
Residue on ignition |
≤0.1% |
Organic volatile impurities |
Conforms |