Research Article

Evaluation of Copper and Manganese Concentrations in Commercial Fruit Juices and Nectars Consumed in Brazil by GF AAS

Table 6

Concentrations of Cu and Mn in the analyzed samples.

SampleTypeFlavorBrandCu (µg L−1)bMn (µg L−1)b

S1NectarOrangeA179 ± 5 (20)249 ± 4 (60)
S2NectarOrangeB214 ± 5 (20)184 ± 4 (20)
S3NectarOrangeC24.1 ± 0.8 (3)246 ± 3 (60)
S4NectarOrangeD61.7 ± 4.5 (3)117 ± 1 (40)
S5NectarMangoA321 ± 12 (20)2036 ± 2 (500)
S6NectarMangoB231 ± 12 (30)690 ± 10 (60)
S7NectarMangoC253 ± 3 (20)814 ± 1 (200)
S8NectarMangoD199 ± 6 (20)771 ± 2 (200)
S9NectarPassion fruitB72.1 ± 3.8 (20)116 ± 2 (20)
S10NectarPassion fruitC96.4 ± 1.4 (5)312 ± 5 (80)
S11NectarPeachA184 ± 4 (20)246 ± 3 (80)
S12NectarPeachB244 ± 18 (20)208 ± 1 (20)
S13NectarPeachC183 ± 15 (20)330 ± 2 (80)
S14NectarPeachD207 ± 5 (20)247 ± 12 (80)
S15NectarGrapeA321 ± 1 (40)1033 ± 12 (300)
S16NectarGrapeB259 ± 3 (30)812 ± 10 (100)
S17NectarGrapeC243 ± 2 (20)636 ± 18 (100)
S18NectarGrapeD606 ± 3 (40)851 ± 6 (300)
S19JuiceOrangeA215 ± 6 (40)558 ± 5 (200)
S20JuiceOrangeB466 ± 7 (40)331 ± 5 (40)
S21aJuiceGrapeA334 ± 1 (25)2855 ± 27 (750)
S22aJuiceGrapeB990 ± 3 (25)3296 ± 18 (2000)

aThese samples were analyzed after their microwave-assisted acid digestion. bDilution factors applied to the samples are between parentheses. The results (μg L−1) are expressed as mean ± standard deviation of two independent determinations.