BS EN ISO 20743:2021 pdf download.Textiles — Determination of antibacterial activity of textile products. 7.2.3 Glycerol suspension method Inoculate a 15 ml culture tube containing 5 ml of appropriate medium with a freshly grown isolated colony. Incubate, usually, for 5 h to overnight at 37 °C until the bacteria culture seems to reach the late logarithm or stationary phase in...
BS pdf free download