The information given hereafter is to be used only as a guide.
REP Sales, Inc. expresses no warranty of liability responsibil-
ities from material selections made from this resistance guide.
Temperature, pressure, combined chemicals, & extreme changes in
temperature & pressure affect correct material choices.

(A) Recommended (C) Conditional, Consult With Chemical Engineering Firm. (X) Not Recommended (BLANK) Info Not Available  
                                 
CHEMICALS                          &                                        FORMULAS Concentration PVC CPVC PP PVDF TFE EPDM VITON HYPALON NEOPRENE BUNA BRASS CARB. STEEL 400 S.S. 316 S.S. TITANIUM  
Acetaldehyde               CH3CHO Conc. X X 100     A X 350    A 200     A X 70      A X X X A C A A  
Acetic Acid                 CH3C00H 25% 140     A 73      A 140    A 200    A 350    A 140    A 140     A 200     A 160     A 100     C X X A A A  
Acetic Acid                 CH3C00H 60% 73      A 73      A   175     A 350     A 140     A 140     A 200     A 160     A 70      C X X A A A  
Acetic Acid                 CH3C00H 85% 73      A X 120     A 150     A 350     A 140     A 70      A 200     A 160     A X X X A A A  
Acetic Anhydride            (CH3CO)2O   X - - 73      A 350     A X   200     A 73      C C X X X C C  
Acetone                   CH3COCH3 X X X 73      A X 350     A 70      A X 70      C X X A A A A A  
Aluminum Acetate           AI(C2H3O2)3 Sat'd. 160     A 175     A 170     A 275     A 350     A 200     A 70      C X X 70      C     C A A  
Aluminum                Chloride Aqueous         AICI3 Sat'd. 185     A 185     A 180     A 280     A 250     A 210     A 250     A 200     A 160     A 70      A X X X A A  
Aluminum Fluoride Anhydrous                         AIF3 Sat'd. 73      A 185     A 180     A 280     A 250     A 210     A 250     A 200     A 160     A 180     A     X C X  
Aluminum Sulfate  (Alum)                        AI2(SO4)3 Sat'd. 140    A 185     A 180     A 280     A 250     A 210     A 185     A 160     A 140     A 200     A X X X C A  
Ammonia Gas (Dry)                          NH3 100% 140     A 185     A 150     A X 400     A 140     A X 140      A 140     A 140     A X A A A A  
Ammonia Liquid                  NH3 100% X X 73      A X 400      A 210     A X 70      A 70      A 70      C X A A A A  
Ammonium Carbonate (NH4)HCO3(NH4)CO2NH2 Sat'd. 140    A 185     A 180     A 280     A 400     A 210     A 250     A 140     A 140     A 140     A X A C C C  
Ammonium Chloride         NH4CI Sat'd. 140    A 185     A 180     A 280     A 400     A 210     A 250     A 200     A 160     A 180     A X X X C X  
Ammonium Hydroxide NH4OH 10% 140    A 185     A 180     A 225     A 400     A 210     A 70      A 200     A 200     A 70      C X X C A A  
Ammonium Nitrate           NH4NO3 Sat'd. 140     A 185     A 180     A 280     A 400     A 250     A 300     A 200     A 160     A 180     A X X C A A  
Ammmonium Persulphate (NH4)2S2O8 Sat'd. 140     A 73      A 150     A 73      A 200     A 140     A 70      A 70      A 70      A 70      A X X C C A  
Ammonium Sulfate (NH4)2SO4 Sat'd. 140     A 185     A 180     A 280     A 400     A 210     A 200       A 140     A 160     A 180     A X X C C A  
Ammonium Sulfide      (NH4)2S Dilute 140     A 140     A 140     A