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
77
2,887,500.00
2
Rwanda Standards
RS ISO 23305: 2020 FORTIFIED MILK POWDERS, INFANT FORMULA AND
ADULT NUTRITIONALS — DETERMINATION OF TOTAL
BIOTIN BY LIQUID CHROMATOGRAPHY COUPLED
WITH IMMUNOAFFINITY COLUMN CLEAN-UP
EXTRACTION
