Supplier Page from Thermo Fisher Scientific for Sodium chloride crystal optic rectangle, 41mm x 23mm x 6mm (drilled), polished both sides
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific