Chemical Resistance of Garlock                            
Compressed Sheet & GYLON®                            
Key:                            
A = Suitable                            
B = Depends on operating conditions                            
C = Unsuitable                            
– = No data or insufficient evidence                            
A General Guide for Selection of Gasketing Materials                            
  Garlock Style Number
Medium Compressed Non-Asbestos GYLON®
(See "NOTES" tab for clarification of footnotes associated G-9900     3000 3200                  
with suitability ratings) HTC-9850     3001 3400 3300 IFG-5507   3504          
IFG-5500 HTC-9800 ST-706 CP-3900 CP-3920 CP-3930 3700 3500 3565 3510 HP-3560 HP-3561 3545 3530
Abietic Acid A A A A A A A A A A
Acetaldehyde C C C C C C B A A A A A A A
Acetamide A C A A C A B A A A A A A A
Acetic Acid (Crude, Glacial, Pure) B B B B B B B A A A A A A A
Acetic Anhydride A A A A A B A A A A A A A A
Acetone C B C C B B A A A A A A A A
Acetonitrile C C C B B A A A A A A A
Acetophenone C C C C C C B A A A A A A A
2-Acetylaminofluorene C C C C C C C A A A A A A A
Acetylene A B A B B A B A A A A A A A
Acrolein B C B B C B B A1 A1 A1 A1 A1 A1 A1
Acrylamide C C C C C C C A1 A1 A1 A1 A1 A1 A1
Acrylic Acid C C C C C C B A A A A A A A
Acrylic Anhydride A A A A A A A
Acrylonitrile C C C C C C C A1 A1 A1 A1 A1 A1 A1
Air A A A A A A A A A A A A A A
Allyl Acetate C C C C C C B A A A A A A A
Allyl Chloride C C C C C C B A A A B B A A
Allyl Methacrylate C C C C C C C A A A A A A A
Aluminum Chloride A A A A A A A A A A B B A A
Aluminum Fluoride A A A A A A A C A C C A A
Aluminum Hydroxide (Solid) A A A A A A A A A A A A A A
Aluminum Nitrate B B B B B B B A A A A A A
Aluminum Sulfate A A A A A A A A A A B B A A
Alums A A A A A A A A A A B B A A
4-Aminodiphenyl C C C C C C C A A A A A A A
Ammonia, Gas, 150°F and below A A A A A A A A A A A A A A
                 Gas, Above 150°F C C C C C B B A A A A A A A
                 Liquid, Anhydrous B B B A A A A A A A A A
Ammonium Chloride A A A A A A A A A A B B A A
Ammonium Hydroxide A A A A A A A A A A A A A A
Ammonium Nitrate B B B B B B B A A A A A A
Ammonium Phosphate, Monobasic A A A A A A A A A A A A A A
                                       Dibasic A A A A A A A A A A A A A A
                                       Tribasic A A A A A A A A A A A A A A
Ammonium Sulfate A A A A A A A A A A B B A A
Amyl Acetate C C C C C C B A A A A A A A
Amyl Alcohol A A A A A A A A A A A A A A
Aniline, Aniline Oil C C C C C C B A A A A A A A
Aniline Dyes C B C C B B B A A A A A A A
o-Anisidine C C C C C C C A A A A A A A
Aqua Regia C C C C C C C A A A B B A C
Aroclors C C C C C C C A A A A A A A
Asphalt A C A A C B C A A A A A A A
Aviation Gasoline B C B b C B C A A A A A A A
Barium Chloride A A A A A A A A A A B B A A
Barium Hydroxide A A A A A A A A A A A A A A
Barium Sulfide A A A A A A A A A A A A A A
Baygon C C C C C A A A A A A A
Beer10 A A A A A A A A A A A A A A
Benzaldehyde C C C C C C B A A A A A A A
Benzene, Benzol