| Leucine | Cerebral spinal fluid | Chemistry - non-challenge | LP384101-4 | 1 |
| Leucine | DBS | Chemistry - non-challenge | LP384099-0 | 1 |
| Leukocyte phosphatase | LP16478-7 | 1 |
| Leukocyte phosphatase | White blood cells | Hematology and Cell counts | LP393833-1 | 1 |
| Leukocytes | Amniotic fluid | Hematology and Cell counts | LP433119-7 | 1 |
| Leukocytes | Blood cord | Hematology and Cell counts | LP392601-3 | 1 |
| Leukocytes | Body fluid | Hematology and Cell counts | LP392602-1 | 1 |
| Leukocytes | Bronchial | Hematology and Cell counts | LP392604-7 | 1 |
| Leukocytes | Cerebral spinal fluid | Hematology and Cell counts | LP392605-4 | 1 |
| Leukocytes | Dialysis fluid | Hematology and Cell counts | LP392607-0 | 1 |
| Leukocytes | Ear | Hematology and Cell counts | LP392609-6 | 1 |
| Leukocytes | Pericardial fluid | Hematology and Cell counts | LP392612-0 | 1 |
| Leukocytes | Peritoneal fluid | Hematology and Cell counts | LP392613-8 | 1 |
| Leukocytes | Pleural fluid | Hematology and Cell counts | LP392614-6 | 1 |
| Leukocytes | Semen | Fertility testing | LP400911-6 | 1 |
| Leukocytes | Sputum | Hematology and Cell counts | LP392617-9 | 1 |
| Leukocytes | Stem cell product | Hematology and Cell counts | LP418821-7 | 1 |
| Leukocytes | Synovial fluid | Hematology and Cell counts | LP392619-5 | 1 |
| Leukocytes | Vitreous fluid | Hematology and Cell counts | LP392622-9 | 1 |
| Leukocytes | XXX | Hematology and Cell counts | LP392623-7 | 1 |
| Leukocytes other | Pericardial fluid | Hematology and Cell counts | LP392886-0 | 1 |
| levETIRAcetam | LP28566-5 | 1 |
| levETIRAcetam | Serum or Plasma | Drug toxicology | LP390796-3 | 1 |
| Lidocaine | LP16174-2 | 1 |
| Lidocaine | Serum or Plasma | Drug toxicology | LP389194-4 | 1 |
| Linoleate (C18:2w6) | Red Blood Cells | Chemistry - non-challenge | LP382150-3 | 1 |
| Linoleate (C18:2w6) | Serum or Plasma | Chemistry - non-challenge | LP382151-1 | 1 |
| Linoleoylcarnitine (C18:2) | DBS | Chemistry - non-challenge | LP381967-1 | 1 |
| Linoleoylcarnitine (C18:2) | Serum or Plasma | Chemistry - non-challenge | LP381969-7 | 1 |
| Lipid risk factors | LP63638-8 | 1 |
| Lipid risk factors | Patient | Chemistry - non-challenge | LP386678-9 | 1 |
| Lipoprotein fractions | Serum or Plasma | Chemistry - non-challenge | LP382528-0 | 1 |
| Lipoprotein insulin resistance score | LP105135-0 | 1 |
| Lipoprotein insulin resistance score | Serum or Plasma | Chemistry - non-challenge | LP382578-5 | 1 |
| Lipoprotein.alpha 3 | LP247970-9 | 1 |
| Lipoprotein.alpha 3 | Serum | Chemistry - non-challenge | LP382534-8 | 1 |
| Lipoprotein.alpha.subparticle.large | LP36605-1 | 1 |
| Lipoprotein.alpha.subparticle.large | Serum or Plasma | Chemistry - non-challenge | LP382535-5 | 1 |
| Lipoprotein.alpha.subparticle.small | LP343322-6 | 1 |
| Lipoprotein.alpha.subparticle.small | Serum | Chemistry - non-challenge | LP382536-3 | 1 |
| Lipoprotein.beta.subparticle.large-a | LP343323-4 | 1 |
| Lipoprotein.beta.subparticle.large-a | Serum | Chemistry - non-challenge | LP382552-0 | 1 |
| Lipoprotein.beta.subparticle.large-b | LP343324-2 | 1 |
| Lipoprotein.beta.subparticle.large-b | Serum | Chemistry - non-challenge | LP382553-8 | 1 |
| Lipoprotein.beta.subparticle.medium | LP57623-8 | 1 |
| Lipoprotein.beta.subparticle.medium | Serum or Plasma | Chemistry - non-challenge | LP382555-3 | 1 |
| Lipoprotein.beta.subparticle.small | LP36603-6 | 1 |
| Lipoprotein.beta.subparticle.small | Serum or Plasma | Chemistry - non-challenge | LP382554-6 | 1 |
| Lipoprotein.beta.subparticle.very small-a | LP343318-4 | 1 |
| Lipoprotein.beta.subparticle.very small-a | Serum | Chemistry - non-challenge | LP382556-1 | 1 |
| Lipoprotein.beta.subparticle.very small-b | LP343319-2 | 1 |
| Lipoprotein.beta.subparticle.very small-b | Serum | Chemistry - non-challenge | LP382557-9 | 1 |
| Lipoprotein.beta.subparticle.very small-c | LP343320-0 | 1 |
| Lipoprotein.beta.subparticle.very small-c | Serum | Chemistry - non-challenge | LP382558-7 | 1 |
| Lipoprotein.beta.subparticle.very small-d | LP343321-8 | 1 |
| Lipoprotein.beta.subparticle.very small-d | Serum | Chemistry - non-challenge | LP382559-5 | 1 |
| Lipoprotein.broad beta.subparticle.large | LP343325-9 | 1 |
| Lipoprotein.broad beta.subparticle.large | Serum | Chemistry - non-challenge | LP382563-7 | 1 |
| Lipoprotein.broad beta.subparticle.small | LP343326-7 | 1 |
| Lipoprotein.broad beta.subparticle.small | Serum | Chemistry - non-challenge | LP382564-5 | 1 |
| Lipoprotein.pre-beta.subparticle.large | LP36604-4 | 1 |
| Lipoprotein.pre-beta.subparticle.large | Serum or Plasma | Chemistry - non-challenge | LP382541-3 | 1 |
| Lipoprotein.pre-beta.subparticle.medium | LP343329-1 | 1 |
| Lipoprotein.pre-beta.subparticle.medium | Serum | Chemistry - non-challenge | LP382542-1 | 1 |
| Lipoprotein.pre-beta.subparticle.small | LP343327-5 | 1 |
| Lipoprotein.pre-beta.subparticle.small | Serum | Chemistry - non-challenge | LP382543-9 | 1 |
| Lipoprotein.X | LP35889-2 | 1 |
| Lipoprotein.X | Serum or Plasma | Chemistry - non-challenge | LP382569-4 | 1 |
| Liquefaction | LP14750-1 | 1 |
| Liquefaction | Semen | Fertility testing | LP400898-5 | 1 |
| Lithocholate | LP15712-0 | 1 |
| Lithocholate | Serum or Plasma | Chemistry - non-challenge | LP385332-4 | 1 |
| Liver fibrosis interpretation | LP265590-2 | 1 |
| Liver fibrosis interpretation | Serum | Chemistry - non-challenge | LP385334-0 | 1 |
| Liver fibrosis score | Serum | Chemistry - non-challenge | LP428593-0 | 1 |
| Liver steatosis grade | LP411865-1 | 1 |
| Liver steatosis grade | Serum or Plasma | Chemistry - non-challenge | LP416987-8 | 1 |
| Liver steatosis interpretation | LP411867-7 | 1 |
| Liver steatosis interpretation | Serum or Plasma | Chemistry - non-challenge | LP416988-6 | 1 |
| Liver steatosis score | LP411866-9 | 1 |
| Liver steatosis score | Serum or Plasma | Chemistry - non-challenge | LP416989-4 | 1 |
| Lupus anticoagulant neutralization dilute phospholipid | LP18685-5 | 1 |
| Lupus anticoagulant neutralization dilute phospholipid | Platelet poor plasma | Coagulation | LP394329-9 | 1 |
| Lupus anticoagulant neutralization platelet | LP16009-0 | 1 |
| Lupus anticoagulant neutralization platelet | Platelet poor plasma | Coagulation | LP394336-4 | 1 |
| Lupus anticoagulant three screening tests W Reflex | LP186236-8 | 1 |
| Lupus anticoagulant three screening tests W Reflex | Platelet poor plasma | Coagulation | LP394338-0 | 1 |
| Lupus anticoagulant two screening tests W Reflex | LP185884-6 | 1 |
| Lupus anticoagulant two screening tests W Reflex | Platelet poor plasma | Coagulation | LP394337-2 | 1 |
| Lutropin | LP14683-4 | 1 |
| Lutropin | Serum or Plasma | Chemistry - non-challenge | LP381371-6 | 1 |
| Lymphocytes | Pericardial fluid | Hematology and Cell counts | LP392923-1 | 1 |
| Lymphoma - acute screen markers | LP89283-3 | 1 |
| Lymphoma - acute screen markers | XXX | Cell markers | LP400835-7 | 1 |
| Lymphoma - CLL screen markers | LP89284-1 | 1 |
| Lymphoma - CLL screen markers | XXX | Cell markers | LP400836-5 | 1 |
| Lymphoma - T-cell markers | LP89285-8 | 1 |
| Lymphoma - T-cell markers | XXX | Cell markers | LP400837-3 | 1 |
| Lymphoma markers | XXX | Cell markers | LP400834-0 | 1 |
| Lysine | Amniotic fluid | Chemistry - non-challenge | LP384119-6 | 1 |