Chemical Compatibility Tool

Compare indicative chemical resistance for common valve seat, seal and body materials. Search more than 80 process media, then confirm concentration, temperature, pressure and the complete application before ordering.

Chemical compatibility results

No materials are outside the conservative temperature screen at 22°C.

A–D ratings remain ambient chemical guidance and are not recalculated by temperature.

Showing 82 of 82 chemicals

Swipe sideways to compare all materials

Chemical compatibility ratings by material
ChemicalPTFEVitonPP0–80°CPVC0–60°CSS316EPDMBuna-NSiliconeDuctile Iron
Acetic Acid (Glacial)ADACAACCD
Acetic Acid (10%)AAAAAAAAB
AcetoneADADAADBA
Alcohol (Ethyl)AAAAAAAAA
Alcohol (Methyl)ADAAAAAAA
Aluminium ChlorideAAAADAAAD
Aluminium SulphateAAAABAAAC
Ammonia (Anhydrous)ADAAAAAAA
Ammonium HydroxideADAAAAAAA
Ammonium NitrateAAAAAAAAB
Ammonium SulphateAAAABAAAB
AnilineADCDADDDA
BenzeneAACDADDDA
Boric AcidAAAAAAAAB
Brake Fluid (Glycol)AAAAAAAAA
Brine (Saturated NaCl)AAAABAAAB
ButaneAADDADADA
Calcium ChlorideAAAABAAAC
Calcium HydroxideAAAAAAAAB
Carbon Dioxide (Wet)AAAAAAAAB
Carbon TetrachlorideAADDADCDB
Chlorine Gas (Dry)AABBDDDDD
Chlorine Gas (Wet)AADDDDDDD
ChlorobenzeneAADDADDDA
ChloroformAACDADDDB
Chromic Acid (50%)AACADDDDD
Citric AcidAAAAAAAAD
Copper SulphateAAAABAAAC
Cutting OilAAABADADA
Detergent SolutionAAAAAAAAA
Diesel FuelAABBADADA
Ethyl AcetateADADAADBA
Ethylene GlycolAAAAAAAAA
Ferric ChlorideAAAADAAAD
Ferric SulphateAAAADAAAD
Formaldehyde (40%)AAAAAABAB
Formic AcidADAABACBD
Freon 11AADDADDDA
Freon 12AACCADCDA
Gasoline (Unleaded)AADDADADA
GlycerinAAAAAAAAA
HeptaneAADDADADA
HexaneAADDADADA
Hydrochloric Acid (37%)AAAADBDDD
Hydrochloric Acid (10%)AAAACACCD
Hydrofluoric Acid (75%)ABDDDCDDD
Hydrogen Peroxide (30%)AAAABACAC
Hydrogen Peroxide (90%)AACCDDDDD
Hydraulic Oil (Petroleum)AABBADADA
IodineAACCDDDDD
Isopropyl AlcoholAAAAAAAAA
KeroseneAABBADADA
Lactic AcidAAAAAAAAC
Linseed OilAAAAADADA
Magnesium ChlorideAAAACAAAC
Magnesium SulphateAAAABAAAB
Methyl Ethyl KetoneADADAADDA
Mineral OilAAABADADA
NaphthaAADDADADA
Nitric Acid (Concentrated)ABDDBDDDD
Nitric Acid (20%)AACCCCDDD
Oleic AcidAAABADADB
Oxalic AcidAAAAAAAAD
PhenolADDDADDDB
Phosphoric Acid (>40%)AABBCBCCD
Phosphoric Acid (10%)AAAAAAAAC
Potassium Hydroxide (50%)ADAABACBB
Sea WaterAAAABAAAB
Sodium BicarbonateAAAAAAAAB
Sodium CarbonateAAAAAAAAB
Sodium ChlorideAAAABAAAB
Sodium Hydroxide (50%)ADAABACBB
Sodium HypochloriteAAAACACAC
Sulphuric Acid (Concentrated)AADDDDDDD
Sulphuric Acid (10%)AAAABABBC
TolueneAADDADDDA
TurpentineAADDADADA
UreaAAAAAAAAA
Water (Deionised)AAAAAAAAA
Water (Distilled)AAAAAAAAA
XyleneAADDADDDA
Zinc ChlorideAAAADAAAD

Ratings guide

AExcellent
BGood / minor effect
CUse with caution
DSevere effect / not recommended
No data

How to use the chemical compatibility chart

Start with the chemical name, then compare the ratings across valve body, seat and seal materials. An A or B rating can help narrow the options, while C and D ratings flag materials that need caution or should normally be avoided.

Temperature screening

The slider greys materials outside the conservative ranges shown in their column headings. It does not silently remove them or invent revised chemical ratings.

EPDM vs Viton seals

EPDM and Viton suit different media. Compare both columns for the exact chemical, then verify concentration and service conditions with a valve specialist.

Body material selection

Compare PP, PVC, SS316 and ductile iron alongside the seal and seat. A valve is only as compatible as its least resistant wetted component.

Important: This tool is an indicative guide only. Ratings are based on short-term exposure at ambient conditions unless stated otherwise. Concentration, temperature, pressure, impurities, mechanical stress and exposure duration can materially affect performance. Always verify the complete application with the component manufacturer or Valves4You Ltd before specifying equipment.

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