. 2014 May 6;2014:742935. doi: 10.1155/2014/742935

Table 5.

Common methods for the determination of PFLX.

probe	Limit of determination (3σ)	Method of detection	Reference
Water-soluble CdTe quantum dots	1.3 × 10⁻⁸ g/mL	Fluorescence	[18]
Terbium(III)	3.2 × 10⁻⁹ g/mL	Fluorescence	[19]
La(III)	2.8 × 10⁻⁹ g/mL	Fluorescence	[20]
Ce⁴⁺-Na₂SO₃-H₂SO₄	2.0 × 10⁻⁸ g/mL	Chemiluminescence	[21]
SDS-Terbium(III)	3.0 × 10⁻⁹ mol/L	Fluorescence	[22]
SDS-Terbium(III)	(1 × 10⁻⁹ g/mL)	Fluorescence	[22]
Charge-transfer reaction	5.46 × 10⁻⁶ g/mL	Spectrophotometry	[23]
Silver nanoparticle-Terbium(III)	2.5 × 10⁻¹⁰ mol/L	Fluorescence and second-order scattering	This paper
Silver nanoparticle-Terbium(III)	(0.8 × 10⁻¹⁰ g/mL)	Fluorescence and second-order scattering	This paper