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Our focus has always been, and will continue to be, custom-formulating materials that allow our customers to meet very specific property requirements. Since we custom-tailor products one customer at a time, our product list is literally endless.

Build Your Own Product

Need something specific for your application? Build your own product.

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SDS Requests Form

Looking for safety and health data for our products? Request an SDS.

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Access a list of documents such as processing guidelines and ISO and IATF certifications.

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Additional Services

State-of-the-Art Technlogy

We offer one of the most advanced and experienced technology teams in the industry. Our accredited laboratories and testing services are professional and timely, which means your product is in the best possible hands.

Analytical Testing

The Analytical Testing Laboratory primarily performs research and development testing, as well as analysis testing to resolve material-related issues. The most common tests include material composition, base resin identification, additive analysis, weatherability, and characterization of the thermal and dynamic properties of a material. All testing is performed according to the specified ASTM, ISO or other standard test method.

Color Development

The Color Development Laboratory develops custom colors for all color concentrates and pre-colored compounded products, taking care to work with each customer to understand the specific application and color requirements. Our Color Development team also supports our manufacturing facilities with new color scale-ups and color-related issues. Equipped with the latest technology and vast expertise, our Color Development Lab is uniquely equipped to develop new, quality color products and evaluate and qualify new pigments.

Mechanical Testing

The Mechanical Testing Lab performs all physical and mechanical property testing on outgoing finished products, new developmental products and incoming raw materials. Working 24 hours a day, seven days a week, the Mechanical Lab is able to provide responsive turnaround times for all customers, as well as accommodate flexible product shipping schedules.


Washington Penn has three laboratories located in the Arden division: Mechanical Testing, Analytical Testing, and Color Development. Each has been accredited to the ISO/IEC 17025 standard by the American Association for Laboratory Accreditation (A2LA) since 1997.

We're Certified.

The Washington Penn scope of laboratory accreditation edition includes a variety of physical and chemical test methods. Learn more about our certifications. 

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Contact Us

We'd love to hear from you.

For more information or for technical support, please fill out this form and we'll get in touch with you shortly.

For safety datasheet requests, click here

To build your own product, click here

For processing guideline requests, click here.