Supplier Page from Thermo Fisher Scientific for Methyl cellulose, viscosity 400 cP (2% solution in water)
D(-)-Ribose, 99+% from Thermo Fisher Scientific
DL-Menthol, 99% from Thermo Fisher Scientific
Isonipecotic acid, 99% from Thermo Fisher Scientific
L-Serine, 99% from Thermo Fisher Scientific