E413 MOPS, SODIUM SALT Grade:HIGH PURITY GRADE CAS Number: 71119-22-7Synonym(s): None Molecular Weight: 231.25Molecular Formula: C7H14NO4S.Na Storage Condition: ROOM TEMPERATURE CodeSizePriceQuantity E413-25G E413-100G E413-250G MOPS is a zwitterionic buffer used as a running buffer for denaturing agarose gel electrophoresis of RNA. Having a buffering range from 6.5 – 7.9, MOPS works exceptionally well with formaldehyde gels at 20 mM concentration.