Percent Purity (Assay) Calculator

% Purity = (V·N·E·D·100)/W

Titrimetric Analysis

Assay Calculation

Sample Weight (mg)

Titrant Volume (mL)

Titrant Normality (N)

Equivalent Factor (E)

Dilution Factor (D)

USP: 90‑110%
BP: 95‑105%
IP: 98‑102%