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PP Chemical Resistance Chart

Polypropylene is a versatile, lightweight thermoplastic with excellent chemical resistance to acids and bases. Widely used for chemical tanks, piping, and lab equipment.

950+ chemicals tested 20°C & 50°C data

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Excellent (A)

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Good (B)

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Limited (C)

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Not Recommended (D)

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Chemical	Concentration	20°C	50°C	CAS

PP Properties

Full Name Polypropylene

Max Temperature 100°C (212°F)

Min Temperature 0°C (32°F)

Density 0.90 g/cm³

Common Applications

Chemical Tanks

Acid and alkali storage tanks and vessels

Lab Equipment

Bottles, funnels, trays, autoclaving containers

Piping

Chemical-resistant piping and fittings

Not Recommended For

PP may degrade when exposed to:

Strong oxidizers
Chlorinated solvents

Aromatic hydrocarbons
Concentrated nitric acid

Tip: PP becomes brittle below 0°C. For cold environments, use HDPE or LDPE.

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