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Urea Resistance of Polystyrene

Is Polystyrene compatible with Urea?

Compatibility Rating

At 20°C
A
Excellent
Excellent resistance - recommended for continuous use
At 50°C
B
Good
Good resistance - suitable for intermittent contact

Comparison Table — All Materials for Urea

Material20°C50°C
HDPEAA
LDPEAA
PPAA
PTFEAA
PVDFAA
FEPAA
ECTFE/ETFEAA
EPDMANR
Viton (FPM)AA
NBRAA
SiliconeNRNR
SS 316ANR
SS 304ANR
AluminiumAA
PVC RigidBD
PVC FlexibleCC
PMPAB
PolystyreneAB
SANAA
PolycarbonateAA
PETGANR
Acetal (POM)AA
Nylon (PA)ANR
PolysulfoneCC

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

🌡️ Temperature Note

Good resistance at both 20°C and 50°C. Maximum service temperature for this material is 70°C — above this, degradation risk increases significantly.

🔄 Better Alternative?

Consider: PP or HDPE. View all materials for Urea →

FAQ

Is Polystyrene resistant to Urea?

Polystyrene has Excellent (A) resistance to Urea at 20°C.

Can I store Urea in Polystyrene?

Yes, Polystyrene is rated A for Urea.

All Materials for Urea All Chemicals for Polystyrene