L-Glutamine |
||
Item |
|
Specifications (USP/AJI/FCC) |
Appearance |
White crystalline powder |
|
Transmittance |
≥98.0% |
|
Assay |
99.0~101.0% |
|
Specific Optical Rotation[а]D20 |
+6.3°~ +7.3° |
|
Loss on Drying |
≤0.2% |
|
Residue on Ignition |
≤0.1% |
|
PH |
4.5~6.0 |
|
Heavy Metal (as Pb) |
≤0.001% |
|
Iron |
≤0.001% |
|
Arsenic |
≤0.0001% |
|
Chloride |
≤0.02% |
|
Sulfate |
≤0.02% |
|
Ammonium |
≤0.1% |
|
Other Amino Acid |
≤0.5% |
Post by vivi zhang Food & Beverage @2012-08-02 17:12:19