Rating Code  Elastomer For Tube/Cover Service
AGExcellent
B
GGoods
C
GCondition
X
GDo Not Use
СGNo Information
NR/IR AU/EU CR NBR CIIR CSM EPDM FKM AFMU SI SBR
   Chemicals
In System  Or tomsphere
Natural Urethane Neoprene Buna-N/Nitrile Chlorobutyl Hypalon EPDM Viton/Fluorel Teflon/TFE/FEP Silicon Buna-S/GRS 
A
Absolute alcohol A X  A   A   A   A   A  B  A   A  -
Acetal - - - - - - - -  A  - -
Acetaldehyde   C X C X  A  C A X  A   A  C
Acetamide     C X B A  A  B  A  C  A  B C
Acetate of lime B - B B  A   A   A  X  A  - -
Acetate solvents C - X X - X C X  A  - -
Acetic acid (see specific concentration) - - - - - - - -  A  - -
Acetic acid 5% B X A B  A  A A A  A   A  B
Acetic acid 10% 1.8be B X B B  A  B  A  A  A  A B
Acetic acid 20% B X B B B B  A  B  A  A B
Acetic acid 30% 5.4be B X B B B B  A  B  A   A  B
Acetic acid 50% 7.9be B X C C B B A C  A  B C
Acetic acid 99.5% glacial B X X C B C B X  A  B C
Acetic acid -dilute 10% B X B B  A  B  A  A  A  A B
Acetic acid-common B X C C B B B C  A  B C
Acetic acid -Glacial 99.5% B X X C B C B X  A  B C
Acetic acid -Hot, High Pressure X X X X X C C X  A  C X
Acetic acid, Anhydride C X B C B A B X  A  C C
Acetic aldehyde C X C X  A  C  A  X  A  A C
Acetic anhydride C X B C B A B X  A  C C
Acetic ester X X X X B X B X A B X
Acetic ether X X X X B X B X A B X
Acetic oxide C X B C B A B X A C C
Acetidino X X X X B X B X A B X
Acetoacetic acid A - X X B - - - A - -
Acetoacetic ester C X X X B X B X A B C
Acetoacetic ether C X X X B X B X A B C
Acetol - - - - - - - -  A  - -
Acetone B X C X A C A X A B C
Acetone carboxylic acid (see acetic acid) - - - - - - - -  A  - -
Acetone cyanhydrin C X B X A C X X  A  A -
Acetonic B X B X A B A X  A  A -
Acetonitrile B - A C B B B X  A  - A
Acetophenone C X X X  A  X A X  A  X X
Acetyl acetic acid A - X X B - - -  A  - -
Acetyl acetone X C X X A X A X  A  X X
Acetyl acetonic C B X X B X A X  A  - -
Acetyl benzene C X X X A X A X A X X
Acetyl hioide X X X X C X C A  A  C X
Acetyl oxide C X B C B A B X A C C
Acetic propane X - X X B X B X  A  - X
Acetylene B - B A A B A A  A  B B
Acetylene dichloride X - X X X X - A  A  - X
1.2-Acetylene dichloride X - X X C X - A  A  - -
Acetylene tetrabromide X X B X B - A A  A  - X
Acetylene tetrachloride X - X X X X X  A   A  C X
Acid of milk B - B C B A B  A   A  A B
Acid potasslum carbonate A - A A - A - A A - -
Acid potasslum tartrate A - A A A A A  A   A  - -
Acrolein B - - B A B - A A - C
Acrylmid C X B A A B A C A B C
Acrylic aldehyde B - - B A B - A A - C
Acrylonitrile C - X X C C X X A X C
Active amyl alcohol A C B A A A A B A X A
Adeps X A B A X C C A A B C
Adeps mineralls X A B A X B X A A X X
Adipic acid (adipinic acid) A - X B X - - - A - -
Adipic ketone (adipic acid ketone) X - - X X X - X A - -
Adipinketone X - - X X X - X A - -
Aero lubriplate X A A A X A A A A B B
Aerosafe-2300 X X X X B X A X A C X
Aerosafe-2300w X X X X B X A X A C X
Aero shell-IAC X A B A X A X A A B X
Aero shell-7A grease X A B A X A X A A B X
Aero shell-17 grease X A B A X A X A A B X
Aero shell-750 X X X B X X X A A X X
Aerozene 50(50% hydrazine 50%UDMH) X X X C A X A X A X X
Aether B B B B A C B A A X B
Aether bromatus C - X C C X C A A - -
Aethyllum briatus  C - X C C X C A A - -
Aethyllum chlorstus B B B B A C B A A X X
Agal-Agar A - B B A - - - A - -
Agal (Agar) A - B B A - - - A - -
Agal-Agar A - B B A - - - A - -
Agricultural lime A A A A A B A A A A -
Air B A A A A A A A A A B
Air-200K B B A A A A A A A A B
Air-300K X C B B B B B A A A X
Air-400K X X X X X X X A A A X
Air-500K X X X X X X X C A B X
Air gas X A B A C B X A A B X
Air-slaked lime A - A A A - - - A - -
Airshow - - - B X - - - A - -
Alcohol A X A A A A A B A A A
Alcohol-absolute A X A A A A A B A A -
Alcohol-allphatic A - A A - A A A A - -
Alcohol-aromatic C - C C - - C A A - -
Alcohol-dehydrated A X A A A A A B A A -
Alcohol-denatured A X A A A A A B A A A
Alcohol-ethyl A X A A A A A B A A A
Alcohol-grain A X A A A A A B A A A
Alcohol-methyl A X A A A A A X A A A
Alcohol ether X - C C A B A B A - -
Alcohol of vinegar A B B C A B A A A A -
Aldehyde C X C X A C A X A A C
Alkanes X - - A X X X A A - -
Allcyclic hydrocarbon X B X B X X X A A X -
Allphatic hydrocarbon X B B A X B X A A X -
Allphatic naphtha X - X C X B - A A - -
Alk-Tri X - - X X X - A A - X
Alkazene X C X X X X X B A X X
Allomaieic acid A - B A X B - A A B B
Allyl alcohol A - A A A A A B A - A
Allyl aldehyde B - - B A B - A A - C
Allyl bromide X - X X X X - B A - X
Allyl chloride X - X X C X X B A - X
Allyl penyl methyl ether X - X X X X - B A - X
Allyl trichloride X - - X X X - A A - X
Allyl oil artificial X X X X B X B X A X X
Allyl chloropropylene X - X X X - - - A - -
Alpha chloride X - X X X - - - A - -
Alpha hydroxypropionic acid A - B B A - - - A - -
Alpha hydroxtoiuene X - X X A - - - A - -
Alum (also see type) A - A A A A A A A A A
Aluminum acetate A X B B A B A X A X C
Aluminum acetate solution A - B B B - - - A - -
Aluminum ammonium sulfate A - B B A - - - A - -
Aluminum bromide A C A A A A A A A A A
Aluminum chloride A C A A A A A A A B A
Aluminum fluoride B C A A A A A A A B A
Aluminum formate X - - X B X - X A - X
Aluminum hydroxide A - A B A B A C A - B
Aluminum nitrate A C A A A A A B A B A
Aluminum phosphate A - A A A A A A A A A
Aluminum potassium sulfate A - A A A A A A A A -
Aluminum salts A C A A A A A A A A A
Aluminum sodium sulfate A A A A A A A A A A -
Aluminum sulfate (sulphate) B X A B A A A A A A B
Alums-NH3-Cr-K A - A A A A A X A A A
Ambrex 33- mobll X B B A X C X A A X X
Ambrex 830-mobll X A B A C B C A A B X
American ashes A - A A A A A A A - -
American mixed B X B X B X B X A B B
American acid B X A C A B A C A B A
Amines benzene X X X X B X B B A X X
Amino dlmethyl benzene X - X X B - - - A - -
Amino ethanol B C B B A B B X A B B
2-Amino ethanel B C B B A B B X A B B
Amino ethyl ethanol amine B - - B A B - - A - -
Amino hexane C - - C B C - X A - C
Amino methane A - A B A - A - A - A
Amino oxylene X - X X B X C C A X -
1-Amino pentane C - X C B C X X A - X
Amino sulfenic acid B - A B A B - - A - B
Amino toluene X - - X X X - B A - X
Ammo-phos A - A A A A A A A A A
Ammonia-anhydrous (liquid) X X A B A C A X A C X
Ammonia-crystal - - A A A - - - A - -
Ammonia alum A - B B B - - - A - -
Ammonia cupric sflfate C - - A A A - A A - -
Ammonia gas cold A A A A A A A A A A A
Ammonia gas hot X - B X B B B X A A X
Ammonia And lithium metal in solution X X - B B X B X A X X
Ammonia water B A B C A A A B A A B
Ammoniak A A A A A A A A A B A