Accreditations & Affiliations
Committed to Quality in Packaging Solutions for 20 Years.
At Purple Diamond, top-quality is our priority. We are committed to delivering the best solutions to our customers with excellent service. Our team of engineers ensures that our technical services meet national and international standards, and our Quality Management System is managed according to ISO 17025 requirements. We have proficient laboratory accreditations and affiliations, which guarantees that every member of our team is knowledgeable and skillful. If you have any questions, our Quality Assurance specialists are ready to assist you. Contact us today to learn more or view our laboratory accreditation and affiliations.
Other Accreditations and Affiliations



Explore Our Insights

TAPPI T410 vs TAPPI T844: Weighing the Differences
Ensuring the quality and consistency of your paper and corrugated packaging starts with accurate weight measurement. TAPPI T410 and TAPPI T844 are two key industry standards that provide critical data on material grammage, yet they serve distinct purposes. Want to optimize your packaging quality? Read on to discover how TAPPI can help.

Will Your Product Meet Amazon SIOC Requirements? A Checklist
Ensuring your product meets Amazon’s Ships in Own Container (SIOC) requirements can optimize logistics, reduce costs, and improve customer satisfaction. However, navigating the certification process can be challenging. Our team at Purple Diamond breaks down the key guidelines, testing protocols, and expert solutions to help you achieve compliance.

Understanding ICH Guidelines for Stability Testing
The ICH guidelines have revolutionized the pharmaceutical industry by establishing global standards for stability testing, ensuring product quality, and prioritizing patient safety. Discover how Purple Diamond’s advanced ICH stability storage solutions can help safeguard your products and protect consumer health.
Looking for a Packaging Partner?
Whether you’re looking for a team of experts to engineer your new packaging product for optimal sustainability, or seeking a team who can ensure your products stay safe and secure during transport, Purple Diamond can help.