Supplier Page from Thermo Fisher Scientific for Silicon lump, 10cm (3.9in) & down, 98.4% (metals basis)
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific