| parent | Gases and acid/Base | LP31400-2 |
| child | pH | Amniotic fluid | Chemistry - non-challenge | LP383429-0 |
| child | pH | Bile fluid | Chemistry - non-challenge | LP383430-8 |
| child | pH | Blood | Chemistry - non-challenge | LP383431-6 |
| child | pH | Blood arterial | Chemistry - non-challenge | LP383432-4 |
| child | pH | Blood capillary | Chemistry - non-challenge | LP383433-2 |
| child | pH | Blood cord | Chemistry - non-challenge | LP383434-0 |
| child | pH | Blood cord arterial | Chemistry - non-challenge | LP383435-7 |
| child | pH | Blood cord venous | Chemistry - non-challenge | LP383436-5 |
| child | pH | Blood central venous | Chemistry - non-challenge | LP426948-8 |
| child | pH | Blood mixed venous | Chemistry - non-challenge | LP383437-3 |
| child | pH | Blood venous | Chemistry - non-challenge | LP383438-1 |
| child | pH | Body fluid | Chemistry - non-challenge | LP383439-9 |
| child | pH | Cerebral spinal fluid | Chemistry - non-challenge | LP383440-7 |
| child | pH | Dialysis fluid | Chemistry - non-challenge | LP383441-5 |
| child | pH | Nonbiological fluid | Chemistry - non-challenge | LP383442-3 |
| child | pH | Gastric fluid | Chemistry - non-challenge | LP383443-1 |
| child | pH | Ocular fluid | Chemistry - non-challenge | LP383444-9 |
| child | pH | Pericardial fluid | Chemistry - non-challenge | LP383445-6 |
| child | pH | Peritoneal fluid | Chemistry - non-challenge | LP383446-4 |
| child | pH | Pleural fluid | Chemistry - non-challenge | LP383447-2 |
| child | pH | Prostatic fluid | Chemistry - non-challenge | LP421442-7 |
| child | pH | Lower respiratory specimen | Chemistry - non-challenge | LP383448-0 |
| child | pH | Saliva | Chemistry - non-challenge | LP383449-8 |
| child | pH | Semen | Chemistry - non-challenge | LP383450-6 |
| child | pH | Serum or Plasma | Chemistry - non-challenge | LP383451-4 |
| child | pH | Stool | Chemistry - non-challenge | LP383452-2 |
| child | pH | Synovial fluid | Chemistry - non-challenge | LP383453-0 |
| child | pH | Total parental nutrition | Chemistry - non-challenge | LP383454-8 |
| child | pH | Urine | Chemistry - non-challenge | LP383455-5 |
| child | pH | Vaginal | Chemistry - non-challenge | LP383456-3 |
| child | pH | Vitreous fluid | Chemistry - non-challenge | LP383457-1 |
| child | pH | Water | Chemistry - non-challenge | LP383458-9 |
| child | pH | XXX | Chemistry - non-challenge | LP383459-7 |
| child | pH | Blood product unit | Chemistry - non-challenge | LP383460-5 |
| child | pH | Fetus | Chemistry - non-challenge | LP383462-1 |
| parent | Gases and acid/Base | LP31400-2 |
| child | pH | Body fluid | Chemistry - challenge | LP387160-7 |
| parent | Female fertility | LP32818-4 |
| child | pH | Cervical mucus | Fertility testing | LP400876-1 |
| child | pH | Vaginal | Fertility testing | LP400877-9 |
| parent | Analytes | LP40317-7 |
| child | pH | Urine | Urinalysis | LP402533-6 |
| PartDisplayName | en-US | pH |
| DisplayName | en-US | pH |
LOINC Version: 2.77
FHIR