Supplier Page from Thermo Fisher Scientific for Quartz disc, fused, 50.8mm (2.0in) dia x 1.59mm (0.06in) thick
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific