Enrollment Deadline: 1 November 2026

Participants will analyze the ethanol content in four questioned alcoholic beverage samples, collect qualitative or quantitative data or both, and report their results.

Sample Description: Four plastic bottles, each containing 60 mL of a beverage matrix and a varying case-like concentrations of ethanol, including the possibility of a negative sample.

Samples ship in March.

Additional Information: This test is open to laboratories outside of the USA, but laboratories must determine if there are any restrictions on the import of alcoholic beverages into their country. Participating laboratories are responsible for any additional duties or required paperwork for the import of such materials.

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