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Position: Home -> Products -> L Group Amino Acids
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| Item | Limit | | Appearance | White crystals or crystalline powder | | Specific Rotation [20/D] | +24.8 to +25.8 DEGREE(C=8 in 6N HCl) | | State of Solution (Transmittance) | Not less than 98.0% | | Chloride (Cl) | Not more than 0.020% | | Ammonium (NH4) | Not more than 0.02% | | Sulfate (SO4) | Not more than 0.020% | | Iron (Fe) | Not more than 10 PPM | | Heavy Metals (Pb) | Not more than 10 PPM | | Arsenic£¨As2O3£© | Not more than 1 PPM | | Other Amino Acids | Conforms | | Loss on Drying | Not more than 0.20% | | Residue on Ignition (Sulfated) | Not more than 0.10% | | Assay | 99.0% to 100.5% | | pH | 2.5 to 3.5 |
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