
| NO. | Name | Effect/Usage |
| 21 | L-tyrosine | Seasoning and preservation, intermediate of levodopa |
| 22 | L-(+)-Ornithine hydrochloride | Liver protection, pharmaceutical intermediates |
| 23 | DL-Lysine monohydrochloride | Lysine aspirin intermediate |
| 24 | DL-Alanine | Enhance the seasoning effect of chemical seasonings |
| 25 | D(+)-Tryptophan | He Dalafi Tadalafil |
| 26 | D(-)-allo-Threonine | Medications for depression and other emotional disorders |
| 27 | D-(-)-Arginine | pharmaceutical intermediates |
| 28 | D-Lysinebydrochloride | Amino acid drugs |
| 29 | D-Citrulline | pharmaceutical intermediates |
| 30 | D-Leucine | API/API intermediates |
| 31 | D-Ornithine monohydrochloride | Thalidomide (R) - (+) - THALIDOMIDE |
| 32 | Natural p-Coumaric acid | Food preservatives, spice intermediates, photoresist resin raw materials |
| 33 | Natural Vanillin | Enhancement and fixation of essence, spice and food |
| 34 | Natural Phenethyl alcohol | Main raw materials of rose flavor essence |
| 35 | 5-Aminolevulinic acid | Promote plant growth and increase crop yield |
| 36 | (R)-(-)-Mandeline acid | pharmaceutical intermediates |
| 37 | (R)-(-)-Mandeline acid | pharmaceutical intermediates |
| 38 | Calcium alpha ketoglutarate | |
| 39 | Acetylglucosamine | |
| 40 | N-acetylneuraminic acid |