Purpose of Test This test method assesses the ability of a textile to prevent growth of microorganisms. This evaluation estimates the antibacterial efficacy against various concentrations of microorganisms. The parallel streak method is performed to qualitatively evaluate the bacteriostatic activity of diffusible antibacterial agents on treated textiles. Through the years, this test has been used… Continue reading AATCC 147 Antibacterial Activity of Textile Materials: Parallel Streak