RS ISO 9308-1: 2014 WATER QUALITY — ENUMERATION OF ESCHERICHIA COLI AND COLIFORM BACTERIA —
PART 1:
MEMBRANE FILTRATION METHOD FOR WATERS WITH LOW BACTERIAL BACKGROUND FLORA
15,000.00
7
105,000.00
2
Rwanda Standards
RS ISO 6461-1: 1986 WATER QUALITY — DETECTION AND ENUMERATION OF THE SPORES OF SULPHITE REDUCING ANAEROBES (CLOSTRIDIA) — PART 1: METHOD BY ENRICHMENT IN A LIQUID MEDIUM