RS ISO 18857-2: 2009 WATER QUALITY — DETERMINATION OF SELECTED
ALKYLPHENOLS —
PART 2: GAS CHROMATOGRAPHIC-MASS
SPECTROMETRIC DETERMINATION OF
ALKYLOPHENOLS, THEIR ETHOXYLATES AND
BISPHENOL A IN NON-FILTERED SAMPLES
FOLLOWING SOLID-PHASE EXTRACTION
DERIVATISATION
27,000.00
89
2,403,000.00
2
Rwanda Standards
RS 513: 2023 COMPRESSED STABILIZED EARTH BLOCKS — REQUIREMENTS, PRODUCTION AND CONSTRUCTION
