Supplier Page from Thermo Fisher Scientific for Sodium chloride crystal optic rectangle, 30mm x 15mm x 4mm (drilled), polished both sides
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific