Compartment ("Kompartiment") code, from the COMPT_DS field. Common values,
verified live: CW = Wasser (water), CS = Sediment, CF = Biota,
BL = Biologie. Typed as an open string on purpose — the spec's enum is NOT
exhaustive (e.g. MM also occurs), so a fixed union would reject real data.
Compartment ("Kompartiment") code, from the
COMPT_DSfield. Common values, verified live:CW= Wasser (water),CS= Sediment,CF= Biota,BL= Biologie. Typed as an open string on purpose — the spec's enum is NOT exhaustive (e.g.MMalso occurs), so a fixed union would reject real data.