Supplier Page from Thermo Fisher Scientific for Barium sulfate, Puratronic:r, 99.998% (metals basis)
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
meso-Erythritol, 99% from Thermo Fisher Scientific