We are one of the largest L-Theanine and L-Tryptophan supplier in China. Our products are very popular in international markets.

 

L-Theanine

［CAS No］: 3081-61-6

［Character］: White crystalline powder

［Assay］: ≥98.5%

 

L-Tryptophan

［CAS No］: 73-22-3

［Character］: White crystalline powder

［Assay］: 99.0-100.5%