Table 1 Determination of ferricyanide concentration (µM) in real water samples. Three samples were prepared in each test.

From: Carbon dots with molecular fluorescence and their application as a “turn-off” fluorescent probe for ferricyanide detection

Samples

Spiked

Measured

Recovery (%)

RSD, n = 3 (%)

Tap water

0

6.6

—

2.9

40

44.4

94.1

5.3

80

82.1

94.5

2.3

Lake water

0

4.9

—

2.4

40

42.8

95.0

1.6

80

80.5

94.6

1.3

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