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
65
1,852,500.00
2
Rwanda Standards
RS ASTM D3227-16 STANDARD TEST METHOD FOR (THIOL MERCAPTAN) SULFUR IN GASOLINE, KEROSINE, AVIATION TURBINE, AND DISTILLATE FUELS (POTENTIOMETRIC METHOD)