Supplier Page from Thermo Fisher Scientific for N,O-Bis(trimethylsilyl)trifluoroacetamide, with 1% trimethylsilyl chloride
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ellagic acid, 97% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific