While many regular laundry detergents use a combination of anionic and nonionic surfactants as cleaning agents, the Originally Yellow detergents list only nonionic surfactants in the ingredients.

After IEF in the presence of urea and a nonionic detergent, the IEF gel is equilibrated in sodium dodecyl sulfate (SDS) to prepare the proteins for SDS-PAGE. The method described here 1 uses ...