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Ask an Engineer

Do you have a question about a package, product or materials validation test coming up? Please fill out the form below with your testing question and one of our engineers will get back to you soon to answer your question and learn more about how we can assist you with your upcoming project.

DDL's Testing Locations

DDL's testing laboratories are located in Eden Prairie, MN and Irvine, CA. Learn more about the different testing services provided at each location.

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