Supplier Page from Thermo Fisher Scientific for Oxalate, Ion chromatography standard solution, Specpure:r, C{2}O4:-µ2 1000µg/mL
4-Ethylaniline, 99+% from Thermo Fisher Scientific
4-Fluoroaniline, 98% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific