Supplier Page from Thermo Fisher Scientific for Butyric acid sodium salt, 98%
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific