Ratings -- Chemical Effect
A = Excellent.
B = Good -- Minor Effect, slight corrosion
or discoloration.
C = Fair -- Moderate Effect, not recommended
for continuous use. Softening, loss of strength,
swelling may occur.
D = Severe Effect, not recommended for ANY use.
N/A = Information Not Available.
Explanation of Footnotes
1. Satisfactory to 72°F (22° C)
2. Satisfactory to 120°F (48° C)