Supplier Page from Thermo Fisher Scientific for Ergosterol, 96%, may cont. up to ca 6% water
2-Ethylaniline, 98% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific