Supplier Page from Thermo Fisher Scientific for Sodium metaborate tetrahydrate, 98.5%, extra pure
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
meso-Erythritol, 99% from Thermo Fisher Scientific