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CAS Number :
6381-59-5
Molecular Formula :
C₄H₄KNaO₆.4H₂O
Potassium sodium tartrate tetrahydrate is a double salt used as a sequestering agent in various colorimetric copper based assays. This Rochelle Salt component facilitates Metal Chelation in a Fehling Reagent for any Reducing Sugar Molecular Diagnostic and starch analysis.