Supplier Page from Thermo Fisher Scientific for Calcium carbonate, ACS reagent, chelometric standard
2-Bromoethanol, 97% from Thermo Fisher Scientific
3-(4-Bromophenyl)propionic acid, 97% from Thermo Fisher Scientific
3-Methyl-2-oxobutanoic acid, sodium salt, 98% from Thermo Fisher Scientific
N-(Benzyloxycarbonyloxy)succinimide, 98% from Thermo Fisher Scientific