Determination of manganese in some vegetable and fruit samples.
| Serial no. | Sample | Manganese/mg kg−1 Founda ± s (n = 5) | Sample source | |||
|---|---|---|---|---|---|---|
| AAS (n = 5) | Proposed method | |||||
| Found | RSDb | Found | RSDb | |||
| 1 | White cabbage (Brassica oleraceacupitata) | 20.5 | 1.0 | 21.8 | 1.2 | Local market, Chittagong |
| 2 | Radish (Raphanus sativus) | 29.5 | 1.5 | 30.0 | 2.0 | Local market, Chittagong |
| 3 | Tomato (Lycopersicon esculentum) | 15.75 | 1.8 | 17.5 | 2.5 | Local market, Chittagong |
| 4 | Cauliflower (Brassica oleracea) | 45.5 | 1.6 | 46.5 | 1.5 | Local market, Chittagong |
| 5 | Onion (Allium cepa) | 75.5 | 1.8 | 78.0 | 2.0 | Local market, Chittagong |
| 6 | Coriander seeds (Coriandrum sativum) | 40.5 | 2.0 | 41.5 | 1.8 | Local market, Chittagong |
| 7 | Potato (Solanum tuberosum) | 7.50 | 1.4 | 8.50 | 1.5 | Local market, Chittagong |
| 8 | Garlic (Allium sativum) | 49.5 | 1.5 | 50.4 | 1.9 | Local market, Chittagong |
a
Average of five replicate analyses of each sample.
b
The measure of precision is the relative standard deviation (RSD).