Yes, we’re popular: hundreds of laboratories worldwide have participated in the CTS Rubber Program. But we also know that the program is a very useful quality assurance tool. How? Because after 30 years, many of the program’s first participants are still subscribing to our tests. We ensure that, year after year, the program remains relevant to the industry by consulting with the ACS Rubber Division’s Advisory Committee on testing as well as with several instrument manufacturers. CTS combines that knowledge with our extensive experience in proficiency testing to offer a carefully designed group of tests for both raw and vulcanized rubber. Results and analyses from those tests are presented in both Individual Performance Analysis Reports and Summary Reports so that participants have the ability to take corrective action as necessary and to compare their performance agains ...

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