Supplier Page from Thermo Fisher Scientific for Methyl cellulose, viscosity 15 cP (2% solution in water)
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific