Maybe you have come across a lot of posts looking at dry acid vs. muriatic acid. Or perhaps you are researching how you can reduce your pool’s pH and TA with an acid.
So, let’s look at the two acids and see which one you should use.

Dry Acid for Pools Explained

Dry acid is also known as sodium bisulfate. It comes in granular forms and is safer to handle than muriatic acid.
Also, dry acid is costlier than muriatic acid. But it is worth the extra pennies due to the safety it brings.
Sodium bisulfate is commonly known as pH down or pH minus in pool stores.
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Muriatic Acid Explained

Muriatic acid is found in pool outlets and is widely known as Hydrochloric acid. It was also called “spirits of salt” because it originates from salts.
It is more affordable when you get it from hardware and goes by the term muriatic acid if it is for pools. Swimming pool stores offer a conc version of 30% compared to hardware’s 15%.
Sodium Bisulfate vs. Muriatic Acid
Which acid should you use? You can use muriatic acid or dry acid to reduce the pH in your facility as well as TA. With that said, may people use sodium bisulfate because it is less corrosive and is easier to use.
Dry acid doesn’t burn or damage the pool’s surface in case of an accidental spillage. Besides, it is harder to store muriatic acid.
In Conclusion
Whether you use sodium bisulfate or muriatic acid, you can be confident that your pool will have the ideal pH and TA level. Choose dry acid for pools if you want a product that you can handle without any risk. Go for muriatic acid if you are concerned about the price.