RS ISO 5523: 1981 FRUITS AND VEGETABLES — DETERMINATION OF SULPHUR DIOXIDE CONTENT (ROUTINE METHOD)
4,500.00
99
445,500.00
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
