Supplier Page from Thermo Fisher Scientific for p-Toluenesulfinic acid sodium salt, 97% (dry wt.), water <5%
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethyl dichlorophosphate, 97% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific