Supplier Page from Thermo Fisher Scientific for Aluminium standard solution, for AAS, 1 µg/mL Al in 2 to 5% HNO3
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific