Supplier Page from Thermo Fisher Scientific for Tin(IV) isopropoxide, 98% (metals basis), 10% w/v in isopropanol/toluene
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific