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Chemical Compatibility: NR (Natural Rubber)
Citric Acid to Cobaltous Bromide
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) | Citric Acid | C0873-70 | A-Excellent | A |
| NR (Natural Rubber) | City Service #65 #120 #250 | N0674-70 | D-Not Recommended | D |
| NR (Natural Rubber) | City Service Koolmoter-AP Gear Oil 140-EP Lube | N0674-70 | D-Not Recommended | D |
| NR (Natural Rubber) | City Service Pacemaker #2 | N0674-70 | D-Not Recommended | D |
| NR (Natural Rubber) | Clorox | E0540-80 | X-Insufficient Data | X |
| NR (Natural Rubber) | Coal Tar | N0674-70 | X-Insufficient Data | X |
| NR (Natural Rubber) | Cobalt Chloride | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Cobalt Chloride, 2N | N0674-70 | A-Excellent | A |
| NR (Natural Rubber) | Cobaltous Acetate | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Cobaltous Bromide | N0674-70 | A-Excellent | A |
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