Detailed Product Description

Chemical Name   L-Leucine

Molecular formula:-C₆H₁₃NO₂

Molecular weight :131.17

standard:  USP30 FCCIV  EP5

Specification

Appearance:                   White crystalline powder

Identification:                  Positive for Infrared Absorption

Specific Rotation:            +14.9°~ +16.0°

State of Solution:           Clear and Colorless

Transmittance:               98.00% Min.

Chloride (Cl):                  0.02% Max.

Ammonium (NH4):          0.02% Max.

Sulfate (SO4):                0.02% Max.

Iron (Fe):                       10ppm Max.

Heavy Metals (Pb):         10ppm Max.

Arsenic (AS2O3):           1ppm Max.

Other Amino Acid:           Chromatographically not detected

Loss on Drying:               0.20% Max.

Residue on Ignition:          0.10% Max.

Assay:                            99.00% ~ 101.50%

Organic Volatile Impurities:  Meets the requirements

PH Value:                        5.5 ~ 6.5