ISO 9998:1991 PDF
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Water quality — Practices for evaluating and controlling microbiological colony count media used in water quality tests
Describes a method used for the comparison and evaluation of the same medium prepared from different lots of materials, and deals with the comparison and evaluation of different media which are used for the same purpose. Annexes A and B form an integral part of this Standard.
| Edition | 1991 |
|---|---|
| Published Date | 1991 |
| Published By | International Standardization Organisation |
| Page Count | 22 |
