L-Threonine
CAS No.: 72-19-5
Product Name: L-Threonine
CAS#72-19-5
Spec:feed grade
Package: 18mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
CAS#72-19-5
Spec:feed grade
Package: 18mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Description
Spec of L-Threonine：
| Items | Specification | Results |
| Appearance | White Crystal or crystalline powder | White crystalline powder |
| Assay, % | 98.5%~101.5% | 99.4 |
| Identification | Infrared Absorption | Conforms |
| Specific rotation | -26.7°~-29.0° | -28.6° |
| PH | 5.0~6.5 | 5.7 |
| Loss on drying, % | ≤0.20 | 0.07 |
| Residue on ignition, % | ≤0.40 | 0.06 |
| Chloride(as Cl), % | ≤0.05 | <0.05 |
| Sulfate(as SO4), % | ≤0.03 | <0.03 |
| Ammonium % | ≤0.02 | <0.02 |
| Iron(as Fe), % | ≤0.003 | <0.003 |
| Heavy metals % | ≤0.0015 | ＜0.0015 |
| Lead | ≤3ppm | ＜3ppm |
| Arsenic [As2O3] | ≤1ppm | ＜1ppm |
| Mercury | ≤0.1ppm | ＜0.1ppm |
| Cadmium | ≤1ppm | ＜1ppm |
