Supplier Page from Thermo Fisher Scientific for Dithizone, ACS, 85+%
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
Acetylenedicarboxylic acid, 98% from Thermo Fisher Scientific
DL-Menthol, 99% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific