Supplier Page from Thermo Fisher Scientific for N,N'-Disuccinimidyl carbonate, tech. 85%, remainder N-Hydroxysuccinimide
D-Mannitol, 98+% from Thermo Fisher Scientific
Hesperidin, 97%, includes analogeous compounds from Thermo Fisher Scientific
Isonipecotic acid, 99% from Thermo Fisher Scientific
trans-4-Hydroxy-L-proline, 99+% from Thermo Fisher Scientific