RS ISO 14502-1: 2005 DETERMINATION OF SUBSTANCES CHARACTERISTIC OF GREEN AND BLACK TEA — PART 1: CONTENT OF TOTAL POLYPHENOLS IN TEA — COLORIMETRIC METHOD USING FOLIN-CIOCALTEU REAGENT
15,000.00
79
1,185,000.00
2
Rwanda Standards
RS ISO 11732: 2005 WATER QUALITY -- DETERMINATION OF AMMONIUM NITROGEN — METHOD BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION
