data quality guidelines

The data quality guidelines are the cornerstone document of ecoinvent version 3 database providing a complete documentation and explanation of the principles and rules for ecoinvent version 3.


Data Quality Guidelines

database service layer

The ecoinvent database consists of unlinked single or multi-output datasets on unit process level. These datasets are linked based on the system model chosen. Linking is performed by the so-called database service layer. The database service layer is a group of mathematical formulas, commands and validation rules specific to a chosen system model.


Abbreviation for dry mass


Abbreviation for dissolved organic carbon 

dry mass

Dry mass represents the dry material of a sample or of an object when completely dried; dry mass is not the same as ash content – it does include chemically bound H and O.