| CAS Number | Product Names |
| 11071-15-1 | L-Antimony potassium tartrate |
| 115722-24-2 | L-Lysinamide, L-arginyl-L-leucyl-L-isoleucyl-L-prolyl-L-prolyl-L-phenylalanyl-L-tryptophyl- |
| 115722-25-3 | l-Arginyl-l-asparaginyl-l-arginyl-l-leucyl-l-isoleucyl-l-prolyl-l-prolyl-l-phenylalanyl-l-tryptophyl-l-lysyl-l-threonyl-l-argininamide |
| 74-79-3 | L(+)-Arginine |
| 6272-74-8 | Lapyrium chloride |
| 32854-75-4 | Lappaconitine |
| 10099-60-2 | Lanthanum(iii) sulfate (2:3) |
| 7439-91-0 | Lanthanum |
| 13864-01-2 | Lanthanum hydride |
| 1312-81-8 | Lanthanum oxide |
| 10099-59-9 | nitric acid, lanthanum salt (3:1) |
| 11138-87-7 | Lanthanum edetate |
| 68188-83-0 | Lanthanum concentrate |
| 10099-58-8 | Lanthanum(III) chloride |
| 917-70-4 | Lanthanum triacetate |
| 51487-69-5 | Lance |
| 11014-59-8 | Lanatoside |
| 17575-22-3 | Lanatoside C |
| 17575-21-2 | Lanatoside B |
| 17575-20-1 | Lanatoside A |
| 91465-08-6 | lambda-Cyhalothrin |
| 5854-93-3 | l-ALANOSINE |
| 56-41-7 | L-Alanine |
| 78-97-7 | Lactonitrile |
| 10377-98-7 | Lactic acid, sodium zirconium salt (4:4:1) |
| 64059-26-3 | Lactic acid, beryllium salt |
| 1332-94-1 | Laetrile |
| 50-21-5 | Lactic acid |
| 8016-26-0 | Labdanum oil |
| 63-42-3 | Lactose |
| 21280-29-5 | Lactoscatone |
| 81025-04-9 | Lactitol monohydrate |
| 81025-03-8 | Lactitol dihydrate |
| 18917-93-6 | Magnesium L-lactate trihydrate |
| 64058-36-2 | Lactic acid, acetate, cyclohexyl ester |
| 65567-32-0 | l-5-Ethyl-5-phenylhydantoin |
| 4043-88-3 | 3,4-Dehydro-L-proline |
| 3223-07-2 | Melphalan hydrochloride |
| 402-71-1 | Tosylphenylalanyl chloromethyl ketone |
| 90-82-4 | Pseudoephedrine |
| 345-78-8 | Pseudoephedrine hydrochloride |
| 79-33-4 | L(+)-Lactic acid |
| 464-48-2 | (-)-Camphor |
| 27262-47-1 | Levobupivacaine |
| 43033-72-3 | Levomethadyl acetate hydrochloride |
| 19042-19-4 | Lactic acid, neodymium salt |
| 56-85-9 | L-Glutamine |
| 25161-91-5 | Loline |
| 16409-45-3 | L-Menthyl acetate |
| 17549-30-3 | Lead(II) diethyldithiocarbamate |
| 8024-14-4 | Liatrix oil |
| 797-63-7 | Levonorgestrel |
| 40334-69-8 | Lewisite 2 |
| 151-06-4 | Lucofen |
| 463-40-1 | Linolenic acid |
| 32780-64-6 | Labetalol hydrochloride |
| 2164-08-1 | Lenacil |
| 491-70-3 | Luteolin |
| 84-79-7 | Lapachol |
| 137-58-6 | Lidocaine |
| 530-35-8 | l-N-Ethylephedrine hydrochloride |
| 55-31-2 | L-Epinephrine hydrochloride |
| 2592-85-0 | Lithium, .mu.-1,3-phenylenedi- (9CI) |
| 13010-47-4 | Lomustine |
| 50264-69-2 | lonidamine |
| 3343-15-5 | Lysergic acid α-hydroxyethylamide |
| 82318-10-3 | Luteinizing hormone-releasing factor(pig), 6-(γ-phenyl-d-α-aminobenzenebutanoicacid)-9-(n-ethyl-l-prolinamide)-10-deglycinamide-, monoacetate (salt) |
| 82318-05-6 | Luteinizing hormone-releasing factor(pig), 6-(γ-cyclohexyl-l-α-aminocyclohexanebutanoic acid)-, monoacetic (salt) |
| 24124-25-2 | (Linoleoyloxy)tributylstannane |
| 492-41-1 | L-(-)-Ephedrine |
| 14277-97-5 | L-Domoic acid |
| 87-69-4 | L(+)-Tartaric acid |
| 12650-88-3 | Lysozyme |
| 502-65-8 | Lycopene |
| 154447-36-6 | LY 294002 |
| 2026-48-4 | (S)-(+)-2-Amino-3-methyl-1-butanol |
| 6306-52-1 | L-Valine methyl ester hydrochloride |
| 12032-20-1 | Lutetium oxide |
| 127-40-2 | Xanthophyll |
| 136790-76-6 | Lubiprostone |
| 87745-27-5 | L-Tyrosinol hydrochloride |
| 3417-91-2 | Methyl L-tyrosinate hydrochloride |
| 1080-06-4 | Methyl L-tyrosinate |
| 4089-07-0 | Ethyl L-tyrosinate hydrochloride |
| 60-18-4 | L-Tyrosine |
| 2899-29-8 | L-Tryptophanol |
| 7524-52-9 | Methyl L-tryptophanate hydrochloride |
| 72-19-5 | L-Threonine |
| 156719-37-8 | L-THIOCITRULLINE |
| 34592-47-7 | L-Thioproline |
| 3081-61-6 | L-Theanine |
| 63038-27-7 | L-tert-Leucine methyl ester hydrochloride |
| 20859-02-3 | L-tert-Leucine |
| 267650-37-3 | L-Styrylalanine |
| 56-45-1 | L-Serine |
| 24259-59-4 | Ribose |
| 6155-35-7 | L-RHAMNOSE MONOHYDRATE |
| 642-38-6 | L-QUEBRACHITOL |
| 4931-66-2 | Methyl L-pyroglutamate |
| 98-79-3 | L-Pyroglutamic acid |