Supplier Page from Thermo Fisher Scientific for Aluminium standard solution, for AAS, 1 µg/mL Al in 2 to 5% HNO3
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific