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Chemical Compatibility: NR (Natural Rubber)
Potassium Pyrosulfate to Potassium Tartrate
Chemical compatibility ratings for elastomers and engineering materials exposed to various chemicals — resistance grades from A (excellent) to D (not recommended), plus X (insufficient data)
| material | chemical | parker compound code | rating | rating code |
|---|---|---|---|---|
| NR (Natural Rubber) | Potassium Pyrosulfate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Salts | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Silicate | V3819-75 | X-Insufficient Data | X |
| NR (Natural Rubber) | Potassium Sodium Tartrate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Stannate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Stearate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Sulfate | N0674-70 | B-Good | B |
| NR (Natural Rubber) | Potassium Sulfide | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Sulfite | N0674-70 | B-Good | B |
| NR (Natural Rubber) | Potassium Tartrate | E0540-80 | A-Excellent | A |
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