Supplier Page from Thermo Fisher Scientific for Di-n-butyltin bis(2-ethylhexanoate)
DL-Glutamic acid monohydrate, 98+% from Thermo Fisher Scientific
L(+)-Lysine monohydrochloride, 99% from Thermo Fisher Scientific
Methyl chloroformate, 99% from Thermo Fisher Scientific
Sulfanilamide, 98% from Thermo Fisher Scientific