Detailed Description  Lysine is the necessary amino acid for the animal but which can not be synthesized by animal itself, therefore, it is called the most restrained amino acid.  Property: Slightly characteristic taste. Soluble in water and in formic acid, sparingly soluble in ethanol, practically insoluble in ether  Specifications:Content:65% minSpecific rotation:+18.0~+21.5Loss on drying:1.0 % max.Burn draff:0.3% max.Ammonium salt:0.04% max.Pb:0.003% maxArsenic:0.0002% maxPh (10gdl):5.0-6.0 Storage conditions:Slightly hygroscopic and stored in dry conditions in closed bags