SN EN ISO 6222:1999现行
Water Quality - Enumeration Of Culturable Micro-organisms - Colony Count By Inoculation In A Nutrient Agar Culture Medium
出版：Swiss Standards
专家解读视频
Defines a procedure for enumerating culturable micro-organisms in water by counting the colonies formed in a nutrient agar culture medium, following aerobic incubation at 36 deg C and 22 deg C. Meant to measure the operational efficiency of the treatment process of public drinking water supplies and for generally applying to all kinds of water. Especially applies to the examining of water for human consumption, including water in closed containers and natural mineral waters.
ONORM EN ISO 6222:1999 - Identical
DIN EN ISO 6222 (1999-07) - Identical
BS EN ISO 6222:1999 - Identical
NEN EN ISO 6222:1999 - Identical
SS EN ISO 6222 Ed. 1 (1999) - Identical
ISO 6222:1999 - Identical
UNE EN ISO 6222:1999 - Identical
NS EN ISO 6222 Ed. 1 (1999) - Identical
NFT 90 401:1997 - Identical
I.S. EN ISO 6222:1999 - Identical
UNI EN ISO 6222:2001 - Identical
NF EN ISO 6222:1999 - Identical
NBN EN ISO 6222:1999 - Identical
