RS ISO 759: 1981 VOLATILE ORGANIC LIQUIDS FOR INDUSTRIAL USE ? DETERMINATION OF DRY RESIDUE AFTER EVAPORATION ON WATER BATH ? GENERAL METHOD
3,000.00
118
354,000.00
2
Rwanda Standards
RS ISO 15923-1: 2013 WATER QUALITY — DETERMINATION OF SELECTED
PARAMETERS BY DISCRETE ANALYSIS SYSTEMS —
PART 1: AMMONIUM, NITRATE, NITRITE, CHLORIDE,
ORTHOPHOSPHATE, SULFATE AND SILICATE WITH
PHOTOMETRIC DETECTION