4.1200774-Aminoantipyrinefor spectrophotometric det. of H2O2 and phenolsC11H13N3O M.=203.24CAS No. 83-07-8Guarante analysisAssay (NT) ≥ 98.0 %Assay (TLC, area%) ≥ 98.0%Loss on drying ≤ 2.0%Suitability for spectrophotometricdet. of H2O2 and phenols p/t.