| Field code | QUANT2_BEFCOL |
| Field description | Quantity of second pre-collection product per tube (see also NBTx_BEFCOL) |
| Field type | Numeric Length: 4 |
| Field rule | In millilitres |
| Dictionary field | Blood sample requirements (amount) (The amount (volume) of peripheral blood samples) |
| EMDIS messages |
WOR_REQ |
| WMDA XML fields related to dictionary field |