Supplier Page from Thermo Fisher Scientific for Sulfur in Diesel Fuel standard solution, Specpure:r, 500µmg/g (0.050%)
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific