Supplier Page from Thermo Fisher Scientific for 2,4-Diamino-6-hydroxypyrimidine, 96%
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific