Supplier Page from Thermo Fisher Scientific for Nitric acid, extra pure, 60% solution in water
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific