The “Old Engineer” Intro
Have you ever washed dishes and noticed the foam disappears instantly? That usually means the water is “hard” (lots of minerals like Calcium and Magnesium). SLES hates hard water. But AOS? AOS loves it.
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The King of Bubbles
AOS (Alpha Olefin Sulfonate) creates a very creamy, rich foam. The bubbles look luxurious.
- If you are making a high-quality dish soap or a car wash liquid, you need this. It makes the customer feel like the product is “premium.”
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It Doesn’t leave a Slippery Feel
Some soaps feel slimy, and you have to rinse your hands for a long time.
AOS rinses off very fast. It leaves the skin feeling “squeaky clean.”
- Tip: If your customers complain that your body wash feels too slippery (hard to rinse), replace some SLES with AOS.
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Acid and Alkali Resistant
AOS is tough. It stays stable even if your formula is acidic or alkaline.
- Use case: If you are making a strong acidic bathroom cleaner or a car wheel cleaner, SLES might break down. AOS will survive.
The Takeaway: Use AOS if you sell to areas with hard water, or if you need huge, creamy bubbles.



