Trace Level Arsenic Quantification through Cloud Point Extraction: Application to Biological and Environmental Samples

Table 2

Analytical merits of the proposed method.

Linear working range (ng mL^−1)	10–200
Limit of detection (ng mL^−1) (3σ, 𝑛=5)	1.0
(Relative standard deviation %) (𝑛=5)	1.4
Maximum preconcentration factor	5
Improvement factor	24