Water quality. Radiological methods. Measurement of gross alpha activity in non-saline water: thick source method.

NEPLATNÁ vydaná dňa 15.3.1993

Water quality. Radiological methods. Measurement of gross beta activity in non-saline water.

NEPLATNÁ vydaná dňa 15.3.1993

Water quality. Microbiological methods. Method for evaluation of membrane filters used for microbiological analyses.

NEPLATNÁ vydaná dňa 29.2.1988

Water quality. Microbiological methods. Detection and enumeration (most probable number) of faecal streptococci by the multiple tube technique.

NEPLATNÁ vydaná dňa 29.9.1989

Water quality. Microbiological methods. Method for the enumeration of viable micro-organisms: colony count by inoculation in or on a nutrient agar culture medium.

NEPLATNÁ vydaná dňa 31.8.1989

Water quality. Microbiological methods. Detection and enumeration of Pseudomonas aeruginosa by enrichment in liquid medium.

NEPLATNÁ vydaná dňa 29.9.1989

Water quality. Microbiological methods. Detection and enumeration of Pseudomonas aeruginosa by membrane filtration.

NEPLATNÁ vydaná dňa 29.9.1989

Water quality. Microbiological methods. Detection and enumeration of Legionella.

NEPLATNÁ vydaná dňa 15.6.1998

Water quality. Microbiological methods. Guide to the enumeration of micro-organism by culture.

NEPLATNÁ vydaná dňa 31.7.1989

Water quality. Microbiological methods. Detection and enumeration of faecal streptococci by the membrane filtration technique.

NEPLATNÁ vydaná dňa 31.10.1989