Supplier Page from Thermo Fisher Scientific for Phenolphthalein disulfate tripotassium salt hydrate, 98%
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific