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
30
180,000.00
2
Rwanda Standards
RS 188: 2019 WATER QUALITY — IRRIGATION WATER — TOLERANCE LIMITS