TABLE 6.6
Compatibility of HardN atural Rubber with Selected Corrodents
Maximum Te mperature
Chemical
8 F
8 C
Acetamide
XX
Acetic acid, 10%
200
93
Acetic acid, 50%
200
93
Acetic acid, 80%
150
66
Acetic acid, glacial
100
38
Acetic anhydride1 00
38
Acetone
XX
Acrylonitrile
90
32
Adipic acid
80
27
Allyl alcohol
XX
Alum
200
93
Aluminumc hloride, aqueous
200
93
Aluminumfl uoride
XX
Aluminumh ydroxide
200
93
Aluminumn itrate
190
88
Aluminums ulfate
200
93
Ammonium bifluoride
200
93
Ammonium carbonate
200
93
Ammonium chloride, 10%
200
93
Ammonium chloride, 50%
200
93
Ammonium chloride, sat.
200
93
Ammonium fluoride, 10%
XX
Ammonium fluoride, 25%
XX
Ammonium hydroxide, 25%
XX
Ammonium hydroxide, sat.
XX
Ammonium nitrate
150
66
Ammonium persulfate
200
93
Ammonium phosphate
200
93
Ammonium sulfate, 10–40%
200
93
Ammonium sulfide
200
93
Amyl alcohol
200
93
Aniline
XX
Aqua regia, 3:1
XX
Barium carbonate2 00
93
Barium chloride2 00
93
Barium hydroxide
XX
Barium sulfate
200
93
Barium sulfide
200
93
Benzaldehyde
XX
Benzene
XX
Benzoic acid
200
93
Borax
200
93
Boric acid
200
93
Butyl acetate
XX
Butyl alcohol
160
71
Butyric acid
150
66
Calcium bisulfite
200
93
(continued)
Sheet Linings
307
CAT8247—CHAPTER 6—6/10/2006—12:28—SRIDHAR—XML MODEL B–pp. 287–402