If you're looking to make your own homeamde soap, here's the difference between sodium hydroxide and potassium hydroxide. You can't substitute one for the other!
I'm soap making, why does the use of potassium hydroxide versus sodium hydroxide result in different consistencies of the soap? What is the chemistry behind this? - Quora
Potassium Hydroxide and Sodium Hydroxide — Similarities, Differences and Use Cases
potassium hydroxide vs. sodium hydroxide
Caustic Soda 98% Purity Sodium Hydroxide for Soap Making - China Sodium Hydroxide, Chemical
I'm soap making, why does the use of potassium hydroxide versus sodium hydroxide result in different consistencies of the soap? What is the chemistry behind this? - Quora
Effect of sodium hydroxide and potassium hydroxide in methanol on the
Florida Laboratories is offering you the best Potassium hydroxide in the market. The product is composed of 4lbs of 90% Pure food-grade safe caustic
Potassium Hydroxide (KOH),90% pure, Caustic Potash, Organic Soap making 4 Lbs (Pounds)
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I'm soap making, why does the use of potassium hydroxide versus sodium hydroxide result in different consistencies of the soap? What is the chemistry behind this? - Quora
I'm soap making, why does the use of potassium hydroxide versus sodium hydroxide result in different consistencies of the soap? What is the chemistry behind this? - Quora
I'm soap making, why does the use of potassium hydroxide versus sodium hydroxide result in different consistencies of the soap? What is the chemistry behind this? - Quora
A Timeless Guide To Soapmaking for Beginners – RusticWise