RS EAS 814: 2015 DETERMINATION OF BIODEGRADABILITY OF SURFACTANTS — TEST METHOD
45,000.00
8
360,000.00
2
Rwanda Standards
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