Supplier Page from Thermo Fisher Scientific for Multi-Element Pharma Internal Standard Solution 1, Specpure:r, Te @ 25; Sc @ 10; Ge, In, Lu, Bi @ 5 µg/mL
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific