Supplier Page from Thermo Fisher Scientific for Bromocresol Purple sodium salt
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific