Are Hydrochloric and Muriatic Acid the Same?

Muriatic acid is a form of hydrochloric acid, which has a pH of about 1 to 2. The only differences between hydrochloric acid and muriatic acid are purity—muriatic acid is diluted to somewhere between 14.5 and 29 percent, and often contains impurities like iron.

Why do they call hydrochloric acid muriatic acid?

Gaseous HCl was called marine acid air. The name muriatic acid has the same origin (muriatic means "pertaining to brine or salt", hence muriate means hydrochloride), and this name is still sometimes used. The name hydrochloric acid was coined by the French chemist Joseph Louis Gay-Lussac in 1814.

Is hydrochloric acid and pool acid the same?

The main difference between hydrochloric acid and Muriatic acid is that hydrochloric acid is composed of only HCl molecules whereas Muriatic acid is composed of impurities along with HCl molecules.