lymph

https://doi.org/10.1351/goldbook.09643
Yellowish, slightly basic fluid circulating through the lymphatic system.
Note: Lymph is similar to plasma and contains white blood cells.
Source:
PAC, 2018, 90, 1121. 'Terminology of bioanalytical methods (IUPAC Recommendations 2018)' on page 1125 (https://doi.org/10.1515/pac-2016-1120)