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4-Bromomandelic acid p-Bromomandelic acid 6940-50-7
Product Name:
|
P-Bromo mandelic acid |
CAS NO.:
|
6940-50-7 |
Appearance:
|
white crystal |
Structure:
|
|
Assay:
|
≥99% |
Melting point:
|
118-120℃ |
Moisture:
|
≤0.5% |
Packing:
|
25kg/drum |
Item |
Specification |
Specific rotation |
+39.5 to +41.5° |
State of solution(transmittance) |
Clear 98.0% min. |
Chloride[cl] |
0.020% max. |
Ammonium [NH4] |
0.02% max. |
Sulfate[SO4] |
0.020% max |
Iron[Fe] |
10ppm max. |
Heavy metals [Pb] |
10ppm max |
Arsenic[As2O3] |
1ppm max |
Other amino acids |
Chromatographically not detectable |
Loss on drying |
0.20% max. |
Residue on ignition[sulfated] |
0.10% max. |
Assay |
99.0% min |
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