International Scholarly Research Notices

Research Article

Detection and Assay of Vitamin B-2 (Riboflavin) in Alkaline Borate Buffer with UV/Visible Spectrophotometry

Table 2

Percent recovery for samples based on vitamin B-2 content.
Test sampleOrigin molarityMolarity by standard curvePercent recovery
11.28 × 10−61.28 × 10−6100
22.63 × 10−62.63 × 10−699.9
34.94 × 10−64.94 × 10−699.9
46.86 × 10−66.86 × 10−699.9
58.53 × 10−68.53 × 10−699.9
61.03 × 10−51.03 × 10−5100
71.23 × 10−51.23 × 10−599.9
81.40 × 10−51.40 × 10−599.9
91.58 × 10−51.58 × 10−5100
101.71 × 10−51.71 × 10−599.9
111.95 × 10−51.95 × 10−599.9
122.07 × 10−52.07 × 10−599.9
132.23 × 10−52.23 × 10−599.9
142.37 × 10−52.37 × 10−599.9
159.25 × 10−59.25 × 10−599.9
168.85 × 10−58.85 × 10−5100
178.61 × 10−58.61 × 10−5100
188.33 × 10−58.33 × 10−5100
198.05 × 10−58.05 × 10−5100
207.73 × 10−57.73 × 10−5100
217.37 × 10−57.38 × 10−5100
227.06 × 10−57.05 × 10−599.9
236.78 × 10−56.78 × 10−599.9
246.43 × 10−56.42 × 10−599.9
251.12 × 10−41.12 × 10−499.9
261.15 × 10−41.15 × 10−499.9
276.43 × 10−56.42 × 10−599.9
286.58 × 10−56.58 × 10−599.9
296.66 × 10−56.66 × 10−5100
306.98 × 10−56.98 × 10−599.9
317.29 × 10−57.29 × 10−5100