Enrollment Deadline: 15 March 2026

Participants will screen samples for body fluids, analyze samples for DNA using probabalistic genotyping software, and report statistical conclusions. This test can be paired with several other tests to meet FBI QAS test frequency requirements, including Test 5901/2, Test 5701 or 5702, and Test 5801 or 5802.

Sample Description: Choose between known bloodstain standards on cloth substrate (Test 5904) or FTA™ Micro Cards (Test 5905). Two questioned mixture stains will be provided; at least one will be appropriate for differential testing. Samples for Tests 5901 and 5902 are sourced from the same donors and shipped at the same time, and reporting aspects are combined. Different sources are used for Test 5901/2.

Samples ship in August.

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