Research Article
Evaluation of Copper and Manganese Concentrations in Commercial Fruit Juices and Nectars Consumed in Brazil by GF AAS
Table 4
Results obtained in the recovery tests using samples of brand B.
| Sample | Type of sample/flavor | Concentration added (µg L−1) | Cu recovery (%) | Mn recovery (%) |
| S2 | Nectar/orange | 10 | 114 | 106 | 20 | 109 | 100 | 30 | 104 | 99 | 40 | 105 | 89 |
| S6 | Nectar/mango | 10 | 95 | 113 | 20 | 102 | 98 | 30 | 99 | 93 | 40 | 102 | 95 |
| S9 | Nectar/passion fruit | 10 | 117 | 81 | 20 | 106 | 94 | 30 | 113 | 95 | 40 | 100 | 89 |
| S12 | Nectar/peach | 10 | 106 | 117 | 20 | 108 | 102 | 30 | 114 | 105 | 40 | 109 | 101 |
| S16 | Nectar/grape | 10 | 109 | 104 | 20 | 113 | 91 | 30 | 111 | 88 | 40 | 111 | 85 |
| S20 | Juice/orange | 10 | 90 | 88 | 20 | 93 | 93 | 30 | 95 | 98 | 40 | 95 | 93 |
| S22 | Juice/grape | 10 | 175 | 207 | 20 | 171 | 201 | 30 | 174 | 197 | 40 | 170 | 182 |
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