DIN EN 1656:2019 化学消毒剂和防腐剂 兽用化学消毒剂和防腐剂杀菌活性评价的定量悬浮试验 试验方法和要求(第2阶段,第1步)
Chemical disinfectants and antiseptics - Quantitative suspension test for the evaluation of bactericidal activity of chemical disinfectants and antiseptics used in the veterinary area - Test method and requirements (phase 2, step 1)