Supplier Page from Thermo Fisher Scientific for N,N'-Disuccinimidyl carbonate, tech. 85%, remainder N-Hydroxysuccinimide
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl vinyl ether, 99%, stabilized from Thermo Fisher Scientific