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. 2020 Feb 16;6(2):e03423. doi: 10.1016/j.heliyon.2020.e03423

Table 3.

Determination of vitamin B1 real samples analyzed by the present colorimetric method and reported HPLC.


Statistical Parameters
Vitamin B1
AgNPs-Colorimetry (Present method) HPLC (Reference method)
Linear range, (μg mL−1) 25–500 0.25–10
RSD, (%) 5.0 6.4
Correlation Coefficient, (R2) 0.992 0.986
Concentration (μg mL−1) 10.9–115.1 2.5–100
LOD, (μg mL−1) 7.0 6.8
LOQ, (μg mL−1) 13.8 ND
Recovery, (%) 99.0 98.7