| Field code | CB_AL_SER |
| Field description | Number of CBU serum aliquots available |
| Field type | Numeric Length: 2 |
| Field rule | |
| Dictionary field | Unit serum aliquots (Number of serum aliquots available for testing) |
| EMDIS messages |
CBU_DIFF CBU_FULL |
| WMDA XML fields related to dictionary field |
AL_SER |