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
28,500.00
9
256,500.00
2
Rwanda Standards
RS ISO 10566: 1994 WATER QUALITY — DETERMINATION OF ALUMINIUM — SPECTROMETRIC METHOD USING PYROCATECHOL VIOLET
7,500.00
9
67,500.00
3
Rwanda Standards
RS ISO 37002: 2021 WHISTLEBLOWING MANAGEMENT SYSTEMS —
GUIDELINES
