L-Threonine   98.5%

CAS number: 72-19-5; 6028-28-0

EINECS number: 200-774-1

Formula: C4H9NO3

Molecular weight: 119.1192

Density: 1.307 g/cm3

Melting point: 255 ℃

Boiling point: 345.803 ° C at 760 mmHg

Flash point: 162.936 ° C

Water-soluble: 90 g/L (20 ℃)

The steam pressure: 0 mmHg at 25 ° C

Appearance:View the yellow crystalline powder

Dry weightlessness (Max) :1.0%

Burning residua (Max): 0.5%

The purity of 98.5% (min)

Optical rotations:-26.7 °C-29.6 ° C

Heavy metal (Pb): 10 PPM Max

Arsenic (AS): 2 PPM Max

PH: 5.0-6.5

Product use: L-threonine is a kind of important nutritional fortifiers