UNE-EN ISO 9509:1995

WATER QUALITY. METHOD FOR ASSESSING THE INHIBITION OF NITRIFICATION OF ACTIVATED SLUDGE MICRO-ORGANISMS BY CHEMICALS AND WASTE WATER. (ISO 9509:1989).

STANDARD published on 30.12.1995

Spanish -
electronic design (pdf) (63.70 USD)

Spanish -

Print design (70.10 USD)

The information about the standard:

Designation standards: UNE-EN ISO 9509:1995
Note: WITHDRAWN
Publication date standards: 30.12.1995
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Category: Technical standards UNE