TABLE 6.11
Compatibility of Polyether Urethane Rubbbers with Selected Corrodents
Maximum Te mpture
Chemical
8 F
8 C
Acetamide
XX
Acetic acid, 10%
XX
Acetic acid, 50%
XX
Acetic acid, 80%
XX
Acetic acid, glacial
XX
Acetone
XX
Acetyl chloride
XX
Ammonium chloride, 10%
130
54
Ammonium chloride, 28%
130
54
Ammonium chloride, 50%
130
54
Ammonium chloride, sat.
130
54
Ammonium hydroxide, 10%
1104 3
Ammonium hydroxide, 25%
1104 3
Ammonium hydroxide, sat.
100
38
Ammonium sulfate, 10–40%
120
49
Amyl alcohol
XX
Aniline
XX
Benzene
XX
Benzoic acid
XX
Benzyl alcohol
XX
Borax
90
32
Butane
80
27
Butyl acetate
XX
Butyl alcohol
XX
Calcium chloride, dil.
130
54
Calcium chloride, sat.
130
54
Calcium hydroxide, 10%
130
54
Calcium hydroxide, 20%
130
54
Calcium hydroxide, 30%
130
54
Calcium hydroxide, sat.
130
54
Calcium hypochlorite, 5%
130
54
Carbon bisulfide
XX
Carbon tetrachlorideX
X
Carbonic acid
80
27
Castor oil
130
54
Caustic potash
130
54
Chloroacetic acid
XX
Chlorobenzene
XX
Chloroform
XX
Chromic acid, 10%
XX
Chromic acid, 30%
XX
Chromic acid, 40%
XX
Chromic acid, 50%
XX
Citric acid, 5%
90
32
Citric acid, 10%
90
32
Citric acid, 15%
90
32
Cottonseed oil
130
38
(continued)
Corrosion of Linings and Coatings
326
CAT8247—CHAPTER 6—6/10/2006—12:29—SRIDHAR—XML MODEL B–pp. 287–402