L-leucine is one of the twenty basic amino acids and is isomeric with isoleucine. In nutrition, leucine is an essential amino acid in the human body.
CAS No. :
61-90-5EINECS :
200-522-0Package :
25KG/DRUMBrand :
TOPINCHEM®Origin :
CHINAFormula :
C6H13NO2Minimum Order :
200KGItem :
L-Leucine USP FermentationHigh Quality 99% L-Leucine USP Fermentation CAS 61-90-5
Description
L-leucine, also known as leucine, is α- Amino group- γ- Methyl valeric acid α- Amino hexoic acid. Along with valine and isoleucine, they belong to the branched chain amino acids and are one of the eight essential amino acids in the human body.
Specification
Items | Limits | Test results |
Description | White crystals or crystalline powder | Conforms |
Assay | 98.5%~101.5% | 99.90% |
Identification (Infrared Absorption) | Corresponding to Reference Spectrum | Conforms |
Mesh Size | / | 80mesh |
PH | 5.5~7.0 | 5.79 |
Specific rotation | +14.9 °~+17.3 ° | 15.8 |
Residue on Ignition | ≤ 0.1% | 0.09% |
Loss on Drying | ≤ 0.2% | 0. 11% |
Bulk Density | ≥ 0.4g/ml | Conforms |
Chloride (Cl) | ≤ 500ppm | <500ppm |
Iron(Fe) | ≤ 30ppm | <30ppm |
Sulfate ( SO4) | ≤ 300ppm | <300ppm |
Heavy Metals | ≤10ppm | <10ppm |
Lead (Pb) | ≤ 3ppm | <3ppm |
Arsenic(As) | ≤ 1ppm | <1ppm |
Cadmium (Cd) | ≤ 1ppm | <1ppm |
Mercury (Hg) | ≤ 0.1ppm | <0. 1ppm |
Total Plate Count | ≤ 2000cfu/g | <2000cfu/g |
Yeast and Molds | ≤ 100cfu/g | <100cfu/g |
E.Coli | Negative in 10g | Confirms |
Staphylococcus Aureus | Negative in 10g | Confirms |
Salmonella | Negative in 25g | Confirms |
COMPLY WITH THE STANDARD OF USP24 |
Application
L-leucine can be used as a nutritional supplement, flavor enhancer, amino acid infusion and comprehensive amino acid preparations, hypoglycemic agent, and plant growth promoter.