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. 2023 Jan 31;71(6):3033–3039. doi: 10.1021/acs.jafc.2c07145

Table 1. Limits of Detection (LODs; mg/L), Limits of Quantification (LOQs; mg/L), and Results [Means of Triplicate Analyses; Concentration (mg/L); and % Relative Standard Deviation (% RSD) Lower Than or Equal To 15% in All Cases] of the Investigation of Human Urine Samplesa.

  urolithin A 3- glucuronide urolithin A 8 glucuronide isourolithin A 9- glucuronide isourolithin A 3- glucuronide urolithin B 3-glucuronide
LOD 6 5 7 6 7
LOQ 20 18 22 20 24
sample 1 29 32 <LOD <LOD <LOD
sample 2 <LOQ <LOQ <LOD <LOD <LOD
sample 3 30 <LOD <LOD <LOD <LOD
sample 4 <LOQ <LOQ <LOD <LOD <LOD
sample 5 <LOQ <LOQ <LOD <LOD <LOD
sample 6 <LOQ <LOD 36 141 <LOD
sample 7 <LOQ <LOD <LOQ 41 <LOQ
sample 8 21 20 <LOD <LOD <LOD
sample 9 23 24 <LOD <LOD <LOQ
sample 10 <LOD <LOD <LOD <LOD <LOD
a

<LOD: under limit of detection; <LOQ: under the limit of quantification.