Supplier Page from Thermo Fisher Scientific for 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt, indicator grade
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific