Chemical Resistance Guide

TEC PPR and HDPE pipes offer excellent resistance to a wide range of chemicals. Use this guide for chemical processing applications.

Chemical Concentration PPR @ 20°C PPR @ 60°C HDPE @ 20°C HDPE @ 60°C
Hydrochloric Acid37%AAAA
Sulfuric Acid98%ABAA
Nitric Acid65%ABAB
Phosphoric Acid85%AAAA
Sodium Hydroxide50%AAAA
Potassium Hydroxide50%AAAA
Acetic Acid100%ABAB
Formaldehyde37%AAAA
Methanol100%AAAB
Ethanol100%AAAA
Benzene100%BCAB
Toluene100%BCAB
Acetone100%BCAB
Chlorine (Dry)100%CCAA
Brine SolutionSaturatedAAAA

A - Excellent

No significant effect. Suitable for continuous use.

B - Good

Minor effect. Suitable for intermittent use with monitoring.

C - Not Recommended

Significant degradation. Do not use.

Technical Consultation Required

For applications involving chemical concentrations not listed, or temperatures above 95°C, contact TEC INDUSTRIES technical team for specific recommendations.

Request Technical Consultation