Supplier Page from Thermo Fisher Scientific for Pyrocatechol Violet, pure, indicator grade
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific