Table 2: The levels of heavy metals in investigated samples ( g/L).

SampleCrMnCoNiCuZnAsCdPb

Apple 14.11213.720.2618.9699.12180.163.600.1424.84
Apple 24.00127.081.2442.4657.66196.961.520.245.86
Apple 355.60268.228.3058.22104.78379.10<DL0.844.66
Apple 45.69293.16<DL36.2237.58171.240.940.2617.40
Apple 523.58342.924.42123.6064.20103.544.361.4275.68
Apple 630.90207.120.74204.40153.68348.76<DL0.87.82

Peach 139.64229.807.6026.11403.88568.921.520.525.96
Peach 25.6159.60<DL53.1220.72236.94<DL0.641.94
Peach 330.44198.906.8425.42322.941186.063.781.3818.58

Apricot 155.45244.467.0035.04139.34445.741.520.465.36
Apricot 226.98206.981.20146.60534.22516.421.520.783.36

Orange 18.1764.14<DL57.00203.72188.70<DL0.1210.03
Orange 25.6988.24<DL31.2433.28199.78<DL<DL1.08
Orange 35.2871.66<DL67.7237.86189.56<DL0.641.02
Orange 417.1392.42<DL40.28129.74100.181.70<DL1.66
Orange 520.7197.302.76145.0088.50201.043.020.41.96
Orange 628.21307.882.18134.16303.90204.121.520.263.98

Kiwi 8.6966.701.2046.04442.38118.44<DL<DL1.64

Pear 7.56169.566.3031.52214.16123.66<DL<DL1.62

Multifruit 4.46131.64<DL32.2025.44277.600.38<DL1.88

Pineapple 27.05320.806.54208.96171.98498.742.840.641.54

DL: detection limit, 0.001  g/L.