CAS Registry Number

CAS 13268-42-3 — Ammonium iron(III) oxalate trihydrate

Ammonium iron(III) oxalate trihydrate is an inorganic coordination compound primarily used in analytical chemistry as a primary standard for complexometric titrations, particularly in determining calcium and magnesium concentrations. It also serves as a precursor in the synthesis of iron-based catalysts and pigments. This chemical has a CAS number of 13268-42-3, with the molecular formula (NH4)3[Fe(C2O4)3] · 3H2O and a molecular weight of 428.06 g/mol. It should be stored at ambient conditions, and its safety classification includes a signal word of "Warning." Molekula supplies ammonium iron(III) oxalate trihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.