Salts / Brines Compatibility Chart
114 real rated rows across 66 media, comparing PVC, PP, PVDF, PFA, PTFE, and 316 stainless steel by concentration and temperature.
30+ years spec experience. Send James the process data and get a real answer — not a catalog page.
Request a Spec Review →316 stainless steel shows a consistent chloride/halide vulnerability across this family — rated Fair or Corroded against most chloride and fluoride salts regardless of concentration, while performing well against nitrate salts. This pattern independently recurs across multiple vendor material-selection guides in LibertyCES's files, not just this chart.
Salts / Brines — 114 Real Rated Rows
| Media | Conc. | Temp | PVC | PP | PVDF | PFA | PTFE | 316SS |
|---|---|---|---|---|---|---|---|---|
| Acetyl Chloride | — | 104°F | — | G | G | E | E | G |
| Allyl Chloride | — | 104°F | — | — | F | E | E | G |
| Aluminum Am. Sulfate | Saturated | 104°F | — | E | E | E | E | E |
| Aluminum Chloride | Saturated | 104°F | E | E | E | E | E | C |
| Aluminum Chloride | Saturated | 176°F | — | — | F | — | E | C |
| Aluminum Nitrate | Saturated | 104°F | E | E | E | E | E | E |
| Aluminum Nitrate | Saturated | 176°F | — | E | E | — | E | E |
| Aluminum Sulfate | Saturated | 104°F | E | E | E | E | E | G |
| Aluminum Sulfate | Saturated | 176°F | — | E | E | — | E | F |
| Ammonium Carbonate | Saturated | 104°F | E | E | E | E | E | G |
| Ammonium Carbonate | Saturated | 176°F | — | G | E | — | E | G |
| Ammonium Chloride | Saturated | 104°F | E | E | E | E | E | F |
| Ammonium Chloride | Saturated | 176°F | — | G | E | — | E | F |
| Ammonium Nitrate | — | 104°F | G | G | E | E | E | E |
| Ammonium Nitrate | — | 176°F | — | — | E | — | E | E |
| Ammonium Phosphate | — | 104°F | E | E | E | E | — | F |
| Ammonium Sulfate | Saturated | 104°F | E | E | E | E | E | A |
| Ammonium Sulfate | Saturated | 176°F | — | — | E | — | E | G |
| Amyl Chloride | Pure | 104°F | — | — | E | E | E | E |
| Barium Carbonate | Saturated | 104°F | E | E | E | E | E | G |
| Barium Carbonate | Saturated | 176°F | — | E | E | — | E | G |
| Barium Chloride | Saturated | 104°F | E | E | E | E | E | G |
| Barium Nitrate | Saturated | 104°F | E | E | E | E | E | G |
| Barium Nitrate | Saturated | 176°F | — | — | E | — | E | G |
| Barium Sulfate | Saturated | 104°F | E | E | E | E | E | G |
| Benzyl Chloride | Pure | 104°F | — | — | E | E | E | G |
| Calcium Carbonate | Saturated | 104°F | E | E | E | E | E | G |
| Calcium Carbonate | Saturated | 176°F | — | E | E | — | E | G |
| Calcium Chloride | Saturated | 104°F | E | E | E | E | E | E |
| Calcium Chloride | Saturated | 176°F | — | E | E | — | E | E |
| Calcium Nitrate | Saturated | 104°F | E | E | E | E | E | G |
| Calcium Nitrate | Saturated | 176°F | — | — | E | — | E | C |
| Calcium Sulfate | Saturated | 104°F | E | E | E | E | E | G |
| Calcium Sulfate | Saturated | 176°F | — | E | E | — | E | G |
| Carbon Tetrachloride | Pure | 104°F | C | — | E | E | E | G |
| Carbon Tetrachloride | — | 176°F | — | — | — | — | E | F |
| Copper Sulfate | Saturated | 104°F | E | E | E | E | E | G |
| Copper Sulfate | Saturated | 176°F | — | E | E | — | E | G |
| Ethyl Chloride | — | 104°F | — | C | E | E | E | E |
| Ethyl Chloride | — | 176°F | — | — | — | E | E | E |
| Ethylene Chloride | — | 104°F | — | C | E | E | E | E |
| Ethylene Dichloride | — | 104°F | — | C | E | E | E | E |
| Ferrous Chloride | — | 104°F | E | E | E | E | E | F |
| Ferrous Chloride | — | 176°F | — | E | E | — | E | F |
| Ferrous Sulfate | — | 104°F | E | E | E | E | E | G |
| Ferrous Sulfate | — | 176°F | — | E | E | — | E | G |
| Hydrogen Fluoride (Anhydrous) | — | 104°F | — | — | E | E | E | E |
| Hydrogen Fluoride (Anhydrous) | — | 176°F | — | — | E | — | E | E |
| Lithium Chloride | Saturated | 104°F | E | E | E | E | E | G |
| Lithium Chloride | Saturated | 176°F | — | E | E | — | E | G |
| Magnesium Carbonate | — | 104°F | E | E | E | E | E | E |
| Magnesium Chloride | Saturated | 104°F | E | E | E | E | E | G |
| Magnesium Chloride | Saturated | 176°F | — | E | E | — | E | G |
| Magnesium Nitrate | — | 104°F | E | E | E | E | E | E |
| Magnesium Nitrate | — | 176°F | — | G | E | — | E | E |
| Magnesium Sulfate | — | 104°F | E | E | E | E | E | G |
| Magnesium Sulfate | — | 176°F | — | E | E | — | E | G |
| Mercuric Chloride | — | 104°F | E | E | E | E | E | C |
| Mercuric Chloride | — | 176°F | — | E | E | — | E | C |
| Mercurous Nitrate | Saturated | 104°F | — | — | E | E | E | F |
| Mercurous Nitrate | Saturated | 176°F | — | — | E | — | E | F |
| Methyl Chloride | — | 104°F | — | — | E | E | E | E |
| Methyl Chloride | — | 176°F | — | — | — | — | E | E |
| Methylene Chloride | — | 104°F | — | — | G | E | E | G |
| Methylene Chloride | — | 176°F | — | — | — | — | E | G |
| Nickel Chloride | Saturated | 104°F | E | E | E | E | E | F |
| Nickel Nitrate | Saturated | 104°F | — | — | E | E | E | E |
| Nickel Nitrate | Saturated | 176°F | — | — | E | — | E | G |
| Nickel Sulfate | Saturated | 104°F | E | E | E | E | E | G |
| Phosphorus Trichloride | Pure | 104°F | — | — | E | E | E | G |
| Potassium Aluminum Sulfate | — | 104°F | E | E | E | E | — | G |
| Potassium Bicarbonate | Saturated | 104°F | E | E | E | E | E | E |
| Potassium Bromide | — | 104°F | E | E | E | E | E | E |
| Potassium Bromide | — | 176°F | — | E | E | — | E | E |
| Potassium Carbonate | — | 104°F | E | E | E | E | E | G |
| Potassium Chloride | — | 104°F | E | E | E | E | E | G |
| Potassium Iodide | — | 104°F | E | E | E | E | E | E |
| Potassium Iodide | — | 176°F | — | E | E | — | E | E |
| Potassium Nitrate | — | 104°F | E | — | E | E | E | G |
| Potassium Nitrate | — | 176°F | — | — | E | — | E | G |
| Potassium Sulfate | Pure | 104°F | E | E | E | E | E | E |
| Potassium Sulfate | Pure | 176°F | — | E | E | — | E | E |
| Salt Water | Saturated | 104°F | E | E | E | E | E | F |
| Salt Water | Saturated | 176°F | — | E | E | — | E | F |
| Silver Nitrate | — | 104°F | E | E | E | E | E | F |
| Silver Nitrate | — | 176°F | — | E | E | — | E | F |
| Sodium Bicarbonate | — | 104°F | E | E | E | E | E | F |
| Sodium Bicarbonate | — | 176°F | — | E | E | — | E | F |
| Sodium Bisulfate | 20% | 104°F | E | E | E | E | E | E |
| Sodium Bisulfate | 20% | 176°F | — | — | — | — | E | E |
| Sodium Carbonate | — | 104°F | E | E | E | E | E | E |
| Sodium Carbonate | — | 176°F | — | E | E | — | E | E |
| Sodium Chloride | — | 104°F | E | E | E | E | E | F |
| Sodium Chloride | — | 176°F | — | E | E | — | E | F |
| Sodium Fluoride | — | 104°F | E | E | E | E | E | C |
| Sodium Fluoride | — | 176°F | — | E | E | — | E | C |
| Sodium Nitrate | Saturated | 104°F | E | E | E | E | E | G |
| Sodium Nitrate | Saturated | 104°F | E | E | E | E | E | G |
| Sodium Nitrate | Saturated | 176°F | — | E | E | — | E | F |
| Sodium Nitrate | Saturated | 176°F | — | E | E | — | E | F |
| Sodium Phosphate | — | 104°F | E | E | E | E | E | E |
| Sodium Phosphate | — | 176°F | — | E | E | — | E | G |
| Sodium Sulfate | Saturated | 104°F | E | E | E | E | E | E |
| Sodium Sulfate | Saturated | 176°F | — | E | E | — | E | E |
| Sodium Thiosulfate | — | 104°F | E | E | E | E | E | E |
| Stannic Chloride | — | 104°F | E | E | E | E | E | C |
| Stannic Chloride | — | 176°F | — | G | E | — | E | C |
| Stannous Chloride | — | 104°F | E | E | E | E | E | E |
| Sulfur Chloride | — | 104°F | — | C | E | E | E | G |
| Sulfur Chloride | — | 176°F | — | — | E | — | E | G |
| Zinc Nitrate | — | 104°F | E | E | E | E | E | E |
| Zinc Nitrate | — | 176°F | — | E | E | — | E | E |
| Zinc Sulfate | — | 104°F | E | E | E | E | E | F |
| Zinc Sulfate | — | 176°F | — | E | E | — | E | F |
Source: Flowline chemical compatibility chart, 551 real media rows. Blank cells mean no rating was published for that combination — treat as unknown, not safe. Reference only; confirm current specifications with the manufacturer before final specification.
Frequently Asked Questions
What materials are compatible with salts / brines?
It depends on the specific chemical, concentration, and temperature — this page carries 114 real rated rows across 66 distinct media in this family, rating PVC, PP, PVDF, PFA, PTFE, and 316 stainless steel individually. There is no single answer for the whole family.
How current is this data?
Sourced from Flowline chemical compatibility chart, 551 real media rows. Confirm current specifications with the manufacturer before final specification — chemical formulations and vendor ratings can change.
What if my exact chemical or concentration isn't listed?
Send LibertyCES the exact chemical, concentration, and operating temperature — James can confirm material compatibility even where this reference table doesn't have an exact matching row.
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