Supplier Page from Thermo Fisher Scientific for Nickel(II) phthalocyanine
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
D-Cystine, 98% from Thermo Fisher Scientific
Methyl acetoacetate, 99+% from Thermo Fisher Scientific
Semicarbazide hydrochloride, 99+% from Thermo Fisher Scientific