RS ASTM C426-16 STANDARD TEST METHOD FOR LINEAR DRYING SHRINKAGE OF CONCRETE MASONRY UNITS
9,000.00
9
81,000.00
2
Rwanda Standards
RS ISO 2871-1: 2010 SURFACE ACTIVE AGENTS — DETERGENTS — DETERMINATION OF CATIONIC ACTIVE MATTER CONTENT — PART 1: HIGH-MOLECULAR-MASS CATIONIC-ACTIVE MATTER