Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
German standard methods for the examination of water, waste water and sludge--Microbiological methods (group K) - Part 9: Determination of enterobacterial common antigen (ECA) for the detection of lactose-fermenting enterobacteriaceae (K 9). Berlin, Germany:Deutsches Institut fur Normung;DIN DIN 38411-9: 2001, 2001
