Products used for treatment of water intended for human consumption. Pumice Ingestion-build-159183 Biological indicators in sterilization validation

Biological indicators in sterilization validation

9 Procedure — Manual apparatus

BS EN 60811-403 specifies the method for the ozone resistance test

Their conditions for use

and deliverable adaptation tailored to the specific climate change challenges they face

Products used for treatment of water intended for human consumption. Pumice Ingestion-build-159183 Biological indicators in sterilization validation1 Scope This European Standard is applicable to pumice used for treatment of water intended for human consumption. It describes the characteristics of pumice and specifies the requirements and the corresponding test methods for pumice. It gives information on its use in water treatment.