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Polymers, Plastics & Rubber Articles

Understanding 3-A Sanitary Standards (SSI): The Complete Guide to Equipment and Material Validation

By Swathi Kodaikal | Jul 28, 2026

Learn how independent laboratory validation proves your processing equipment is safe, cleanable, and ready for the official 3-A Symbol

A modern laboratory workbench featuring a 3-A Standard 20-27 compliance testing setup. A clear testing rig uses green fluorescent tracer liquid to evaluate polymer cleanability, showing both a contaminated and cleaned sample. Computer monitors display 3D surface topography maps comparing the surface roughness (Ra) of a stainless steel control against a polymer sample. A printed 3-A Standard 20-27 manual and technical schematics sit in the foreground on the stainless steel table.

Hand holding beach sand with visible microplastic pieces beach is visabile in the background. Microplastics and PFAS represent serious environmental concerns

What is the Difference Between Microplastics and PFAS?

Apr 27, 2026

The mechanical recycling journey of rPET: post-consumer PET bottles transforming into washed flakes, rPET resin pellets, and final sustainable clear beverage packaging.

rPET Testing, Manufacturing, and Applications: A Comprehensive Guide for Plastics and Packaging

Apr 21, 2026

Importance of BPA Testing and the Hidden Risks of Bisphenol Analogues

Mar 3, 2026

Frosted industrial components, possibly metal or ceramic, undergoing cold-weather testing in a laboratory chamber. A thick layer of frost covers the parts, suggesting extreme low temperatures.

Freeze, Crack, Corrode: How Winter Conditions Shape Modern Materials Testing

Nov 21, 2025

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Phthalate Testing in Plastics and Polymers: Ensuring Safety and Compliance

Feb 3, 2023

Introduction to Phthalates Phthalates are a group of chemical compounds used as plasticizers to...

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