Company in Poland specializing in amino acid derivatives, custom synthesis, and scale-up processing. Capabilities include protected and methylated amino acids, and amino alcohols.

Chinese manufacturer of L-valine, L-leucine, and L-isoleucine.

Producer of amino acids and derivatives, as well as hydrolysable feed protein powder. Sichuan province, China.

Specialty manufacturer of carnitine derivatives for use in formulations, based in Baoan, China.

Offers D, L and racemic isomers from Wanchai, Hong Kong.

Manufacturer primarily of D isomers, but offering, nucleosides, nucleotides and chiral reagents from China.

ISO 9002 producer of amino acids. Company profile, specifications of products available in kg quantities, from Jiangsu, China.

Manufacturer of peptide-related products and services, specializing in coupling agents, aromatic or aliphatic ketone and alcohols, isomers and their derivatives. Start-up in Wujiang and Zhangjiagang, China.

Small scale process research and development company for custom synthesis of organic compounds for biotechnology, biopharmaceutical, pharmaceutical and specialty chemicals sectors, from Chicago, Illinois.

Specialized producer of L-alanine and L-aspartate in Chengguan, China.