Supplier Page from Thermo Fisher Scientific for Sodium perborate tetrahydrate, 97%
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific
L(+)-Glutamic acid monosodium salt monohydrate, 99% from Thermo Fisher Scientific