RS ISO 2871-1: 2010 SURFACE ACTIVE AGENTS — DETERGENTS — DETERMINATION OF CATIONIC ACTIVE MATTER CONTENT — PART 1: HIGH-MOLECULAR-MASS CATIONIC-ACTIVE MATTER
6,000.00
10
60,000.00
2
Rwanda Standards
RS ISO 6878: 2004 WATER QUALITY — DETERMINATION OF PHOSPHORUS — AMMONIUM MOLYBDATE SPECTROMETRIC METHOD