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Sulfuric Acid Resistance of NBR

Is NBR compatible with Sulfuric Acid?

Compatibility Rating

📊 Note: Sulfuric Acid resistance varies by concentration. Data available for: 1-6 %, 20 %, 40 %, 60 %, 80 %, 95 %. Search for specific concentrations →

At 20°C
D
Poor
Not recommended - significant degradation expected
At 50°C
D
Poor
Not recommended - significant degradation expected

Why is NBR rated this way to Sulfuric Acid?

NBR is not recommended for use with Sulfuric Acid. Significant degradation or failure is expected.

⚠️ When NOT to use NBR

Avoid using Nitrile Rubber (Buna-N) with strong oxidizers, ketones, chlorinated solvents, and ozone. Not suitable for polar solvents.

Comparison Table — All Materials for Sulfuric Acid

Material20°C50°C
HDPEAA
LDPEAA
PPAB
PTFEAA
PVDFAA
FEPAA
ECTFE/ETFEAA
EPDMBNR
Viton (FPM)AA
NBRDD
SiliconeNRNR
SS 316BC
SS 304BC
AluminiumCC
PVC RigidAB
PVC FlexibleNRNR
PMPAB
PolystyreneAB
SANNRNR
PolycarbonateAB
PETGNRNR
Acetal (POM)DD
Nylon (PA)DD
PolysulfoneAA

A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data

FAQ

Is NBR resistant to Sulfuric Acid?

NBR has Poor (D) resistance to Sulfuric Acid at 20°C.

Can I store Sulfuric Acid in NBR?

Caution - NBR is rated D for Sulfuric Acid.

📊 Note: Sulfuric Acid resistance varies by concentration. Data available for: 1-6 %, 20 %, 40 %, 60 %, 80 %, 95 %. Search for specific concentrations →

All Materials for Sulfuric Acid All Chemicals for NBR