Supplier Page from Thermo Fisher Scientific for ColorpHast:r pH Strips, Narrow, one square with single indicator on each strip, 6.5-10 pH range
1-Ethylpiperidine, 99% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific