Table 2.
Chemical composition of L-lysine sulfate and L-lysine.HCl†.
| Attribute | L-lysine sulfate | L-lysine.HCl |
|---|---|---|
| Active lysine content % | 50.7 | 78.0–78.8 |
|
| ||
| Metabolizable energy MJ/kg | ||
| Swine | 17.73 | 18.7 |
| Poultry | 17.3 | 16.7 |
|
| ||
| Phosphorus % | 0.16 | Not detected |
|
| ||
| Additional amino acid %# | ||
| Lysine | 0.35 | |
| Methionine | 0.35 | |
| Cysteine | 0.10 | |
| Threonine | 0.28 | |
| Tryptophan | 0.14 | |
| Arginine | 0.38 | |
| Isoleucine | 0.33 | |
†Chemical analysis was performed by CJ CheilJedang Corporation, Gayang-dong, Gangseo-gu, Seoul, Korea.
#L-lysine.HCl did not contain any additional amino acid.