Supplier Page from Thermo Fisher Scientific for 1-Nitroso-2-naphthol-3,6-disulfonic acid, disodium salt hydrate, pure, indicator grade
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific