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Chemical Compatibility: NR (Natural Rubber)
Potassium Chloride to Potassium Fluoride
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 Chloride | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Chromates | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Citrate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Cupro Cyanide | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Cyanate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Cyanide | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Dichromate | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Diphosphate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Ferricyanide | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Potassium Fluoride | E0540-80 | A-Excellent | A |
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