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Hard water contains high levels of these cations. Anionic surfactants are the most common surfactants in laundry detergents. emulsifying oil and clay soils, fabric softener residue, and are high sudsing. ether sulfates such as sodium lauryl ether sulfate (SLES). (charged particles) in hard water.
papaye image by Tadzio from Fotolia.com. Many of today's laundry detergents contain enzymes, organic substances that help break down other organic molecules, such as those that form food stains on clothing.