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
6
90,000.00
2
Rwanda Standards
RS ISO 4224: 2000 AMBIENT AIR — DETERMINATION OF CARBON MONOXIDE — NON-DISPERSIVE INFRARED
SPECTROMETRIC METHOD