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
9
243,000.00
2
Rwanda Standards
RS ISO 3506-3: 2009 MECHANICAL PROPERTIES OF CORROSION RESISTANT STAINLESS STEEL FASTENERS —
PART 3: SET SCREWS AND SIMILAR FASTENERS NOT
UNDER TENSILE STRESS
