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Sodium Hydroxide (Caustic Soda) Resistance of Polypropylene (PP)

Is Polypropylene (PP) compatible with Sodium Hydroxide (Caustic Soda)? See the chemical resistance rating below.

Compatibility Rating

At 20°C (68°F)
A
Excellent
Excellent resistance - recommended for continuous use
At 50°C (122°F)
A
Excellent
Excellent resistance - recommended for continuous use

FAQ

Is Polypropylene (PP) resistant to Sodium Hydroxide (Caustic Soda)?

Polypropylene (PP) has Excellent (A) resistance to Sodium Hydroxide (Caustic Soda) at 20°C. Excellent resistance - recommended for continuous use.

Can I store Sodium Hydroxide (Caustic Soda) in Polypropylene (PP) containers?

Yes, Polypropylene (PP) is rated A (Excellent) for Sodium Hydroxide (Caustic Soda) at room temperature.

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