CAS number 145224-94-8
Molecular weight C6H13NO4S.H2O = 213.2
pKa (20 C.) 5.9 - 6.3
pH range 5.5 - 6.7
Assay > 99 %
pH (0.5 M in water, 20 C.) 2.5 - 4.0
A highly purified quality of MES with excellent -properties for molecular biology and cell culture. MES is an excellent buffer for use in Plant Culture media because of its high buffer capacity and its pH range of 5.5.-6.7.