?product name? l-threonine feed grade 98.5% ?property? white, light brown crystal or crystal powder, light sweet ?chemical formula?c4h9no3 ?molecular weights?119.12 ?quality standard? ?characteristics of the product? As a kind of feed amino acid, especially together using with feed grade l-lysine, l-threonine, added in animal feed, greatly Improves the usage of feed and provide more comprehensive nutrition for animals. ?nutritive value? 1.To balance amino acid in feed and improve livestock growth; 2. To improve the meat quality by improving the nutritional value of raw materials which are of low amino acid digestibility; 3. To reduce the nitrogen in the excretion of animals and ammonia concentration in animal house, which helps improve immumeability of young livestock and poultry. 4. Through improve the utilization ratio of feed nitrogen to save the protein and low down the feed cost ?specifications?25kg ?shelf-life?36months ?storage and transport?stored in cool, dry, airy and pollution-free in-door place. Prevent from rain and sunshine. Keep away from poisonous, harmful and mordant materials during transportation and storage. Piled up the products in proper height and keep at lease 10 cm distance between the products and floor and wall. In the process of transportation, avoid rain and sun, with no toxic, hazardous, corrosive substances mixed.