Supplier Page from Thermo Fisher Scientific for Sodium chloride crystal optic rectangle, 30mm x 15mm x 4mm, unpolished
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific