MOPS/sodium acetate/EDTA for denaturing formaldehyde agarose gel system. Functionally tested and certified RNase-free, 1 bottle, 1 L each. Ambion® NorthernMax® reagent components are the same as those in the NorthernMax® Ultra-Sensitive Northern Blot Hybridization Kit, but are larger in size. These reagents are ready-to-use and certified RNase-free. Detailed instructions are included in the kit.