Supplier Page from Thermo Fisher Scientific for N,N'-Disuccinimidyl carbonate, tech. 85%, remainder N-Hydroxysuccinimide
1-Benzyl-3-methyl-4-piperidone, 99% from Thermo Fisher Scientific
Dicalite® speed plus, Diatomaceous filter-aid from Thermo Fisher Scientific
D-Sorbitol, 97% from Thermo Fisher Scientific
L(+)-Glutamic acid monosodium salt monohydrate, 99% from Thermo Fisher Scientific