RS ISO 9964-1: 1993 WATER QUALITY — DETERMINATION OF SODIUM AND POTASSIUM — PART 1: DETERMINATION OF SODIUM BY ATOMIC ABSORPTION SPECTROMETRY
6,000.00
1
6,000.00
2
Rwanda Standards
RS ISO 9963-1: 1994 WATER QUALITY — DETERMINATION OF ALKALINITY — PART 1: DETERMINATION OF TOTAL AND COMPOSITE ALKALINITY
9,000.00
1
9,000.00
3
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
