Acid Resistance Chart

Acid Resistance
Chart

Resistance ratings for Fernco Flexible Couplings and Proflex Couplings at 70°F. Search the list, then check the rating for your coupling.

RecommendedNot recommended
ChemicalFlexible Coupling, 70°FProflex, 70°F
Acetic Acid 20%RecommendedRecommended
Acetic Acid 80%Not recommendedNot recommended
AcetoneNot recommendedNot recommended
Alcohol (Methyl or Ethyl)RecommendedRecommended
Aluminum ChlorideRecommendedRecommended
Aluminum SulfateRecommendedRecommended
AlumsRecommendedRecommended
Ammonia Gas (Dry)RecommendedRecommended
Ammonium ChlorideRecommendedRecommended
Ammonium HydroxideRecommendedRecommended
Ammonium NitrateRecommendedRecommended
Ammonium PhosphateRecommendedRecommended
Ammonium SulfateRecommendedRecommended
Ammonium SulfideRecommendedRecommended
Amyl ChlorideNot recommendedNot recommended
AnilineNot recommendedNot recommended
Aqua RegiaNot recommendedNot recommended
Barium ChlorideRecommendedRecommended
Barium HydroxideRecommendedRecommended
Barium SulfateRecommendedRecommended
Barium SulfideRecommendedRecommended
BeerRecommendedRecommended
Beet Sugar LiquorsRecommendedRecommended
BenzeneNot recommendedNot recommended
Benzoic AcidRecommendedNot recommended
Black LiquorRecommendedRecommended
Bleach 12.5% active Cl2RecommendedNot recommended
Boric AcidRecommendedRecommended
Bromic AcidRecommendedNot recommended
Bromine WaterNot recommendedNot recommended
ButaneNot recommendedRecommended
Butyric AcidNot recommendedNot recommended
Calcium CarbonateRecommendedRecommended
Calcium ChlorideRecommendedRecommended
Calcium HydroxideRecommendedRecommended
Calcium HypochloriteRecommendedNot recommended
Calcium SulfateRecommendedRecommended
Cane Sugar LiquorsRecommendedRecommended
Carbon BisulfideNot recommendedNot recommended
Carbon DioxideRecommendedRecommended
Carbon MonoxideRecommendedRecommended
Carbon TetrachlorideNot recommendedNot recommended
Carbonic AcidRecommendedRecommended
Caustic PotashRecommendedRecommended
Caustic SodaRecommendedNot recommended
Caustic Soda 50%RecommendedRecommended
Chlorine (Dry)Not recommendedNot recommended
Chlorine (Wet)Not recommendedNot recommended
Chloroacetic AcidNot recommendedNot recommended
ChlorobenzeneNot recommendedNot recommended
ChloroformNot recommendedNot recommended
Chromic Acid 10%RecommendedNot recommended
Chromic Acid 50%Not recommendedNot recommended
Citric AcidRecommendedRecommended
Copper ChlorideRecommendedRecommended
Copper CyanideRecommendedRecommended
Copper NitrateRecommendedRecommended
Copper SulfateRecommendedRecommended
Cottonseed OilRecommendedRecommended
CresolNot recommendedNot recommended
CyclohexanolNot recommendedRecommended
CyclohexanoneNot recommendedNot recommended
DimethylamineNot recommendedNot recommended
Dioctyl PhthalateNot recommendedNot recommended
Disodium PhosphateNot recommendedNot recommended
Distilled WaterRecommendedRecommended
EthersNot recommendedNot recommended
Ethyl AcetateNot recommendedNot recommended
Ethylene ChlorideNot recommendedNot recommended
Ethylene GlycolRecommendedRecommended
Fatty Acids (C6)RecommendedRecommended
Ferric ChlorideRecommendedRecommended
Ferric SulfateRecommendedRecommended
Fluorine (Gas, Wet)Not recommendedNot recommended
Formaldehyde 20%RecommendedRecommended
Formic Acid 10%RecommendedRecommended
Freon 12 (Dry)Not recommendedRecommended
Fruit Juices and PulpRecommendedRecommended
FurfuralNot recommendedNot recommended
Gasoline (Refined)Not recommendedNot recommended
GlucoseRecommendedRecommended
GlycerineRecommendedRecommended
Hydrobromic Acid 20%RecommendedNot recommended
Hydrochloric AcidRecommendedNot recommended
Hydrocyanic AcidRecommendedRecommended
HydroquinoneRecommendedNot recommended
Hypochlorous AcidRecommendedNot recommended
IodineNot recommendedNot recommended
KeroseneNot recommendedNot recommended
Lactic Acid 25%RecommendedRecommended
Linseed OilRecommendedRecommended
LiquorsNot recommendedNot recommended
Machine OilNot recommendedNot recommended
Magnesium ChlorideRecommendedRecommended
Magnesium SulfateRecommendedRecommended
Maleic AcidNot recommendedNot recommended
Methyl ChlorideNot recommendedNot recommended
Methyl Ethyl KetoneNot recommendedNot recommended
MilkRecommendedRecommended
Mineral OilsNot recommendedRecommended
Muriatic AcidRecommendedNot recommended
Nickel ChlorideRecommendedRecommended
Nickel SulfateRecommendedRecommended
Nitric Acid 0-40%RecommendedNot recommended
Nitric Acid 41-100%Not recommendedNot recommended
Oleic AcidNot recommendedNot recommended
OleumNot recommendedNot recommended
Oxalic AcidRecommendedRecommended
Palmitic Acid 10%RecommendedRecommended
Perchloric AcidNot recommendedNot recommended
Petroleum Oils (Sour)Not recommendedNot recommended
Phenol 5%Not recommendedNot recommended
Phosphorus TrichlorideNot recommendedNot recommended
Photographic SolutionsRecommendedRecommended
Picric AcidNot recommendedNot recommended
Plating SolutionRecommendedRecommended
Potassium CarbonateRecommendedRecommended
Potassium ChlorateRecommendedRecommended
Potassium ChlorideRecommendedRecommended
Potassium CyanideRecommendedRecommended
Potassium DichromateRecommendedRecommended
Potassium HydroxideRecommendedRecommended
Potassium Permanganate 10%RecommendedRecommended
Potassium SulfateRecommendedRecommended
Propane GasRecommendedRecommended
Propyl AlcoholRecommendedRecommended
Sea WaterRecommendedRecommended
SewageRecommendedRecommended
Silver CyanideRecommendedRecommended
Silver NitrateRecommendedRecommended
Silver SulfateRecommendedRecommended
Sodium BicarbonateRecommendedRecommended
Sodium BisulfiteRecommendedRecommended
Sodium CarbonateRecommendedRecommended
Sodium CyanideRecommendedRecommended
Sodium FerrocyanideRecommendedRecommended
Sodium HydroxideRecommendedRecommended
Sodium HypochloriteRecommendedNot recommended
Sodium SulfateRecommendedRecommended
Sodium SulfideRecommendedRecommended
Sodium SulfiteRecommendedRecommended
Sodium ThiosulfateRecommendedNot recommended
Stannic ChlorideRecommendedNot recommended
Stannous ChlorideRecommendedRecommended
Stearic AcidRecommendedRecommended
Sulfite LiquorsRecommendedRecommended
SulfurRecommendedNot recommended
Sulfur Dioxide (Dry)RecommendedNot recommended
Sulfur Dioxide (Wet)RecommendedNot recommended
Sulfuric Acid 50%RecommendedRecommended
Sulfuric Acid 70%Not recommendedNot recommended
Sulfuric Acid 93%Not recommendedNot recommended
Sulfurous AcidRecommendedNot recommended
Tannic AcidRecommendedRecommended
Tanning LiquorsRecommendedRecommended
Tartaric AcidRecommendedRecommended
TolueneNot recommendedNot recommended
TrichloroethyleneNot recommendedNot recommended
TriethanolamineNot recommendedNot recommended
Trisodium PhosphateRecommendedRecommended
TurpentineNot recommendedNot recommended
UreaRecommendedRecommended
UrineRecommendedRecommended
VinegarRecommendedRecommended
Water (Fresh)RecommendedRecommended
Water (Salt)RecommendedRecommended
WhiskeyRecommendedRecommended
WinesRecommendedRecommended
XyleneNot recommendedNot recommended
Zinc ChlorideRecommendedRecommended
Zinc SulfateRecommendedRecommended

Ratings are a general guide at 70°F. Concentration, temperature and exposure time all affect performance. For a chemical not listed, or for other conditions, contact technical support before specifying.