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
55
1,485,000.00
2
Rwanda Standards
RS ISO 534: 2011 PAPER AND BOARD — DETERMINATION OF THICKNESS, DENSITY AND SPECIFIC VOLUME
19,500.00
45
877,500.00
3
Rwanda Standards
RS ISO 2590: 1973 GENERAL METHOD FOR THE DETERMINATION OF ARSENIC — SILVER DIETHYLDITHIOCARBAMATE PHOTOMETRIC METHOD
