RS ISO 15681-2: 2018 WATER QUALITY — DETERMINATION OF ORTHOPHOSPHATE AND TOTAL PHOSPHORUS CONTENTS BY FLOW ANALYSIS (FIA AND CFA) — PART 2: METHOD BY CONTINUOUS FLOW ANALYSIS (CFA)
27,000.00
85
2,295,000.00
2
Rwanda Standards
RS ISO 7393-2: 2017 WATER QUALITY — DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE —
PART 2:
COLORIMETRIC METHOD USING N,NDIALKYL-1,4-PHENYLENEDIAMINE, FOR ROUTINE CONTROL PURPOSES