RS ASTM F 2299: 2017 STANDARD TEST METHOD FOR DETERMINING THE INITIAL EFFICIENCY OF MATERIALS USED IN MEDICAL FACE MASKS TO PENETRATION BY PARTICULATES USING LATEX SPHERES1
10,500.00
20
210,000.00
2
Rwanda Standards
RS ISO 8973: 1997 LIQUEFIED PETROLEUM GASES — CALCULATION
METHOD FOR DENSITY AND VAPOUR PRESSURE
7,500.00
20
150,000.00
3
Rwanda Standards
RS ISO 3929: 2003 ROAD VEHICLES — MEASUREMENT METHODS FOR EXHAUST GAS EMISSIONS DURING INSPECTION OR MAINTENANCE
