Supplier Page from Thermo Fisher Scientific for Magnesium sulfamate hydrate, 99%
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
DL-Glutamic acid monohydrate, 98+% from Thermo Fisher Scientific
D-Sorbitol, 97% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific