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Republic of the PhilippinesDepartment of Environment of Natural Resources1994DENR Administrative OrderNo. 1994-26A
Subject: PHILIPPINE STANDARDS FOR DRINKING WATER 1993 UNDER THE PROVISION OF CHAPTER II,SECTION 9 OF PD 856, OTHERWISE KNOWN AS THE CODE ON SANITATION OF THE PHILIPPINES.
MTSP Download Link: DAO 94-26A - PNSDW 1993.pdf
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