Muriatic acid is another name for Hydrochloric acid. Muriatic Acid is an aqueous solution of hydrogen chloride gas. Hydrochloric acid is an important and widely used chemical. The largest end uses for hydrochloric acid are steel pickling, oil well acidizing, food manufacturing, producing calcium chloride, and ore processing. Hydrochloric Acid is very toxic and extremely corrosive. In concentrations above 20%, consider a bolted, sealed manway to keep fumes from escaping. The use of a fume scrubber should be seriously considered.
HDPE is the most economical tank material for Muriatic Acid 37%, rated Excellent. PVDF (Kynar®) is also rated Good or better. Avoid nylon tanks; 316 stainless steel and aluminum hardware. Rated Fair (contact us before use): polypropylene tanks, polypropylene fittings and EPDM gaskets.
How Muriatic Acid 37% works with the plastics used to make our storage tanks.
| Material | Relative cost | Rating |
|---|---|---|
| HDPE $ | $$$$ | A Excellent |
| Polypropylene $$ | $$$$ | C Fair |
| Nylon $$$ | $$$$ | D Not Recommended |
| PVDF (Kynar®) $$$$ | $$$$ | A Excellent |
How Muriatic Acid 37% works with the plastics used for tank fittings.
| Material | Rating |
|---|---|
| HDPE | A Excellent |
| PVC | B Good |
| CPVC | A Excellent |
| Polypropylene | C Fair |
| PVDF | A Excellent |
How Muriatic Acid 37% works with gasket and O-ring materials.
| Material | Rating |
|---|---|
| Buna-N | B Good |
| EPDM | C Fair |
| Viton® | A Excellent |
How Muriatic Acid 37% works with the metals used for fittings and bolts.
| Material | Rating |
|---|---|
| 316 Stainless Steel | D Not Recommended |
| Hastelloy | B Good |
| Titanium | — No Data |
| Aluminum | D Not Recommended |
Storing this chemical in polypropylene?
Polypropylene tanks from 25 to 6,000 gallons with polypropylene fittings installed. Confirm concentration and temperature with us before you order.
Send the chemical, concentration, temperature and size. We’ll match the tank and fittings and send a quote.