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)
28,500.00
9
256,500.00
4
Rwanda Standards
RS 433-2: 2020 FACE MASKS — SPECIFICATION — PART 2: BARRIER MASKS