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Chemical Compatibility: NR (Natural Rubber)
Calcium Bicarbonate to Calcium Cyanamide
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) | Calcium Bicarbonate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Bisulfide | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Bisulfite | E0540-80 | D-Not Recommended | D |
| NR (Natural Rubber) | Calcium Bromide | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Carbide | V3819-75 | X-Insufficient Data | X |
| NR (Natural Rubber) | Calcium Carbonate | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Chlorate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Chloride | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Chromate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Calcium Cyanamide | V3819-75 | X-Insufficient Data | X |
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