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
67
1,809,000.00
2
Rwanda Standards
RS ISO/IEC 17991: 2021 INFORMATION TECHNOLOGY — OFFICE EQUIPMENT — METHOD FOR MEASURING SCANNING
PRODUCTIVITY OF DIGITAL SCANNING DEVICES
