Enrollment Deadline: 15 February 2026

Participants will test samples using ASTM D3850 or ISO 11358-1.

Sample Description: Two sealed moisture barrier bags, each containing 10 g of glass-filled polymer, which may come from the same batch or different batches. Enough material is supplied for labs to perform at least three test runs.

Samples ship in April, July, and October for a total of three shipments.

Additional Information: A heating rate of 20°C/minute is recommended for this test.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.