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
8
216,000.00
2
Rwanda Standards
RS ISO 9329-3:1997 SEAMLESS STEEL TUBES FOR PRESSURE PURPOSES
— TECHNICAL DELIVERY CONDITIONS —
PART 3: UNALLOYED AND ALLOYED STEELS WITH
SPECIFIED LOW TEMPERATURE PROPERTIES
