Lysine food grade
| ITEM | STANDARD |
| Specific Roation[a]D20 | +20.4°-+21.4° |
| Assay >= % | 98.5-101.5 |
| Loss on Drying =< % | 0.4 |
| Heavy Metals( As Pb) =< % | 0.0015 |
| Residue on Ignition =< % | 0.1 |
| Chloride(As Cl) =< % | 19.0-19.6 |
| Sulfate(SO4) =< % | 0.03 |
| Iron( As Fe) =< % | 0.003 |
| Organic Volatile Impurities | Meet The requirement |
Lysine feed grade 65%
| ITEM | FC12062509 |
| Apperance | White or Light-brown granules |
| Identification | Positive |
| [C6H14N2O2].H2SO4Content(Dry basis) >= % | 51.0 |
| Loss on drying =< % | 3.0 |
| Residue on ignition=< % | 4.0 |
| Chloride(As Cl) =< % | 0.02 |
| PH | 3.0-6.0 |
| Lead =< % | 0.02 |
| Arsenic( As As) =< % | 0.0002 |
| Heavy Metals ( As Pb) =< % | 0.003 |
Lysine feed grade 98.5%
| ITEM | FC12062601 |
| Apperance | White or Light-brown granules |
| Identification | Positive |
| [C6H14N2O2].H2SO4Content(Dry basis) >= % | 98.5 |
| Specific Roation[a]D20 | +18°-+21.5° |
| Loss on drying =< % | 1.0 |
| Residue on ignition =< % | 0.3 |
| Chloride(As Cl) =< % | 0.02 |
| PH | 5.6-6.0 |
| Ammonium(As NH4) =< % | 0.04 |
| Arsenic( As As) =< % | 0.003 |
| Heavy Metals ( As Pb) =< % | 0.003 |
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