Table 1 Arsenic content in Sri Lankan rice (μg/dry Kg)
New improved varieties - area wise | Traditional varieties | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Padaviya | Sripura | Maha Wilachchiya | Mihinthale | Kurunegala | Monaragala | Gampaha | Kalu Heenati | Mada Thawalu | Pachcha Perumal | |
N = 20 | N =17 | N = 25 | N = 17 | N = 19 | N = 11 | N = 11 | N = 10 | N = 10 | N = 10 | |
Minimum | 37.2 | 52.4 | 54.2 | 52.4 | 40.2 | 28.8 | 26.6 | 12.8 | 11.6 | 14.4 |
Maximum | 498.6 | 540.4 | 387.6 | 498.4 | 458.4 | 435.2 | 212.8 | 48.6 | 64.2 | 54.2 |
Mean | 162.8 | 186.1 | 144.3 | 141.2 | 152.6 | 129.3 | 96.2 | 28.1 | 30.5 | 28.5 |
Median | 116.8 | 146.2 | 108.4 | 92.5 | 110.6 | 65.4 | 80.6 | 27.6 | 26.7 | 22.4 |
Daily As intake from rice (μg) | 51.7 | 59.1 | 45.6 | 44.9 | 48.5 | 41.1 | 30.6 | 8.9 | 9.7 | 9.1 |