DIN 38415-4 : 1999 Title: German standard methods for the examination of water, waste water and sludge - Bioassays with microorganisms (group T) - Part 4: Determination of the mutagenic potential of water using the Salmonella microsome test (Ames Test) (T 4) Year: 1999 Publisher: DIN Media GmbH Availability: Within 1-2 working days