RS ISO 1920-6: 2019 TESTING OF CONCRETE — PART 6: SAMPLING, PREPARING AND TESTING OF CONCRETE CORES
10,500.00
57
598,500.00
2
Rwanda Standards
RS ASTM F 1862: 2017 STANDARD TEST METHOD FOR RESISTANCE OF MEDICAL FACE MASKS TO PENETRATION BY SYNTHETIC BLOOD (HORIZONTAL PROJECTION OF FIXED VOLUME AT A KNOWN VELOCITY)
