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
28
756,000.00
2
Rwanda Standards
RS ISO 2171: 2007 CEREALS, PULSES AND BY-PRODUCTS — DETERMINATION OF ASH YIELD BY INCINERATION
15,000.00
13
195,000.00
3
Rwanda Standards
RS ASTM C426-16 STANDARD TEST METHOD FOR LINEAR DRYING SHRINKAGE OF CONCRETE MASONRY UNITS
