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Điều khoản thanh toán và vận chuyển
L-Tryptophan is an essential amino acid, crucial for the growth and development of various livestock animals such as poultry, pigs, and cattle. Tryptophan not only plays an important role in protein synthesis but also regulates several physiological functions in animals, such as enhancing immunity, promoting digestion, and improving reproductive performance.
| Feed Grade L-Tryptophan 98% | |
| Testing Item | Standard |
| Appearance | White to light yellow crystal powder |
| Assay/% | ≥98.00 |
| Specific Rotation | -29.0° -32.8° |
| Residue on Ignition/% | ≤0.50 |
| Loss on Drying/% | ≤0.50 |
| Heavy Metal(Pb)/% | ≤5 |
| Arsenic(As)/% | ≤2 |
| Mercury(Hg)/% | ≤0.1 |
| Cadmium(Cd)/% | ≤2 |
| Salmonella | Negative in 10g |
| PH | 5.0~7.0 |
