Customization: | Available |
---|---|
CAS No.: | 142-47-2 |
Formula: | / |
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Items |
Specification |
Result |
Appearance |
White crystal |
Conform |
Transmittance |
≥98% |
99% |
Loss on drying |
≤1% |
0.2% |
Specific rotation [α]D20 |
+24.9~+25.3° |
+25.0° |
PH |
6.7-7.5 |
6.9 |
Fe |
≤5ppm |
<5 ppm |
Arsenic |
≤0.5ppm |
<0.5 ppm |
Sulfate |
≤0.05% |
<0.05% |
NaCl |
≥1% |
1.3% |
Monosodium Glutamate |
≥99% |
99.4% |
Test item |
Test method |
Specification |
Sensory test |
GB/T8967 |
Colorless to white crystaline granules or powder, soluble in water, no visible impurities. Has a special flavor, no smell. |
Monosodium L-glutamate |
GB5009.43 |
≥99.0% |
Transmittance |
GB/T8967 |
≥98% |
Specific rotation [a]D20 |
GB/T8967 |
+24.9°~+25.3° |
Loss on Drying |
GB/T8967 |
≤0.5% |
Iron (Fe) |
GB/T8967 |
≤5mg/kg |
Sulfate (as SO42-) |
GB/T8967 |
≤0.05% |
Chloride (as Cl-) |
GB/T8967 |
≤0.1% |
PH |
GB/T8967 |
6.7~7.5 |
Lead (as Pb) |
GB5009.12 |
≤1.0mg/kg |
Total Arsenic (as As) |
GB5009.11 |
≤0.5mg/kg |
Conclusion |
The product above complies with the standard of GB/T8967 |