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Theoretical oxygen demand (ThOD) calculator

For the formula: CcHhClclNnNanaOoPpSs, enter the number of each atom below.


The calculation of ThOD on this page is based on the guideline OECD 301 (page 60):
OECD (1992), Test No. 301: Ready Biodegradability, OECD Guidelines for the Testing of Chemicals, Section 3, OECD Publishing, Paris.