RS ISO 20481: 2008 COFFEE AND COFFEE PRODUCTS — DETERMINATION OF THE CAFFEINE CONTENT USING HIGH PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC) — REFERENCE METHOD
15,000.00
26
390,000.00
2
Rwanda Standards
RS ISO 9174: 1998 WATER QUALITY — DETERMINATION OF CHROMIUM-ATOMIC ABSORPTION SPECTROMETRIC METHOD