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
37,500.00
60
2,250,000.00
2
Rwanda Standards
RS ISO/IEC Guide 74: 2004 GRAPHICAL SYMBOLS — TECHNICAL GUIDELINES
FOR THE CONSIDERATION OF CONSUMERS’ NEEDS
13,500.00
70
945,000.00
3
Rwanda Standards
RS ISO 23381: 2020 DETERMINATION OF SALT OUT (CRYSTALLIZATION)
TEMPERATURE OF LIQUID FERTILIZERS
