We are the largest manufactor of DL-Valine in China. DL-Valine is our advantage product. We can provide high quality, competive price and reliable service. Product standard AJI92 Version. DL-valine H-DL-Val-OH Brand Name: Tongsheng Please of Origin: Sichuan China CAS No.: 516-06-3 Supply Ability: 1000KG per month Package: 25kg/bag or durm Delivery Time: winhin 5 days Purity: min 98.5% Molecular Formula: C5H11NO2