1. ظ:Lignin
    2. ظݽݻ(ظݽݎ_):Lignosulfonic acid sodium salt
    3. ؼݰ׼޷:Lys-Bradykinin
    4. ؿ:Lysozyme
    5. :Lithium, Li+
    6. ޶:Lidocaine
    7. ɰٻ(ɰَ_):Linoleic acid
    8. ɰٻ(ɰَ_):Methyl linoleate
    9. ݻ(ݎ_):Linolenic acid
    10. İ:Ribitol
    11. ް:Ribose
    12. ޶(ފj_):RNA, Ribonucleic acid
    13. ߷ްLipoxidase
    14. ߸(߸):Lipoprotein
    15. ڱ:Ribonuclease
    16. :Riboflavin, Vitamin B2
    17. ح(f):Hydrogen sulfide, HS-
    18. حݲ(_):Sulfate, SO42-
    19. حصݵ̪ٴ(_صݵ̪ٴ):
      Polyoxyethylene octylphenyl ether sulfate
    20. خ޳̨(̨):Liquid paraffin
    21. ݺ޻(ݺގ_):Malic acid
    22. ݺ޼ޭ:Apple juice
    23. ݻ(ݎ_):Phosphoric acid, H3PO4
    24. ݻݲ(ݎ_):Phosphate monobasic,H2PO4-
    25. ݻݲ(ݎ_):Phosphate dibasic, HPO42-
    26. ݻ21س(ݎ_2f1س):Sodium phosphate monobasic, NaH2PO4
    27. ݻ3س(ݎ_3س):Sodium phospate tribasic, Na3PO4