Supplier Page from Thermo Fisher Scientific for Citric acid, trisodium salt, 98%, pure, anhydrous
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific