MES hydrate, ≥99.5% (titration)
MES hydrate, BioPerformance Certified, suitable for cell culture, ≥99.5%
MES hydrate, ≥99.5% (titration), pH 2.5-4.0 (0.5 M in H2O), BioXtra
MES hydrate, BioUltra, ≥99.5% (T)
MES hydrate, free-flowing, Redi-Dri™, ≥99.0%