With the improvement of life of people and the advanced cultivation technology, L-Threonine is widely used in the feed of piglet, boar, chicken, shrimp and eel.  L-Threonine produced by our company is made from starch or other sugar materials and refined by fermentation, extraction, and crystallisation.  Light brown, nealy white cyrsta or crystalline powder, slightly sweet, soluble in water. 

Standard	Q/CDSH01-2004
C6H14N2O2) HCL (D.B.)	>51%
Other Amino Acid	>10%
Losing on Drying	<3.0%
Burn Residue	<4.0%
Ammonium Salt (AS NH4+)	<1.0%
Heavy Metals (AS Pb)	<30mg/kg
Arsenic (AS)	<2.0mg/kg
Cranularity>1.5mm	<10.0/mm