# `HL7v2.Segment.BLC`
[🔗](https://github.com/Balneario-de-Cofrentes/hl7v2/blob/v3.10.1/lib/hl7v2/segment/blc.ex#L1)

Blood Code (BLC) segment — HL7v2 v2.5.1.

Identifies the blood product code and amount for blood bank messages.

2 fields per HL7 v2.5.1 specification.

# `t`

```elixir
@type t() :: %HL7v2.Segment.BLC{
  blood_amount: term(),
  blood_product_code: term(),
  extra_fields: term()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*