Supplier Page from Thermo Fisher Scientific for Cobalt standard solution, for AAS, 1 µg/mL Co in 2 to 5% HNO3
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific