- April 18, 2018
- Posted by: admin
- Category: News & Events
The recently revised “NIS 554:2015 – Nigerian Standard for Drinking Water Quality has replaced 2007 edition of the Standard. Accordingly, Director General SON has directed the update of the SON Online Public Access Catalogue (OPAC) to reflect the change.
By this announcement, all relevant stakeholders and general public are hereby notified.