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Table 4 Fe3+ ion recovery rates added in tap and mineral water samples

From: Rapid and efficient colorimetric sensing of clindamycin and Fe3+ using controllable phyto-synthesized silver/silver chloride nanoparticles by Syzygium cumini fruit extract

Sample

Spiked (µM)

Found (mean ± SD, µM) with our method

Found (mean ± SD, µM) with AAS

Recovery (%)

RSD (%)

Mineral water

0

8.44 ± 0.01

8.38 ± 0.03

100.7

5.09

52.8

53.22 ± 0.01

Not checked

100.8

2.90

105.6

95.60 ± 0.01

Not checked

90.5

2.92

158.4

149.71 ± 0.02

Not checked

94.5

4.67

211.2

213.91 ± 0.03

Not checked

101.2

5.27

264

252.50 ± 0.03

Not checked

95.6

4.34

316.8

311.21 ± 0.04

Not checked

98.2

5.42

Tap water

0

10.66 ± 0.01

10.75 ± 0.02

99.16

1.85

52.8

57.84 ± 0.03

Not checked

109.5

3.02

105.6

98.60 ± 0.02

Not checked

93.3

2.81

158.4

148.88 ± 0.03

Not checked

93.9

3.77

211.2

194.99 ± 0.04

Not checked

92.3

4.17

264

261.89 ± 0.02

Not checked

99.2

2.33

316.8

381.75 ± 0.02

Not checked

101.6

2.80