Research Article
Stability-Indicating Photochemical Method for the Assay of Riboflavin: Lumichrome Method
Table 3
Molar ratios of RF (5 × 10−5) and photoproducts at pH of 7.0–11.6.
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The complete photolysis of RF and FMF as confirmed by disappearance of spots in TLC studies. bLC: RF ratio 0.58 : 1.0, conversion factor 1.724. cLC concentration (Table 2) = 2.89 × 10−5 M. dRF concentration = 2.89 × 10−5 × 1.724 = 4.98 × 10−5 M = 1.876 mg/100 mL. |