RS ASTM F 2101: 2019 STANDARD TEST METHOD FOR EVALUATING THE BACTERIAL FILTRATION EFFICIENCY (BFE) OF MEDICAL FACE MASK MATERIALS, USING A BIOLOGICAL AEROSOL OF STAPHYLOCOCCUS AUREUS
7,500.00
42
315,000.00
2
Rwanda Standards
RS ISO 9227: 2017 CORROSION TESTS IN ARTIFICIAL ATMOSPHERES — SALT SPRAY TESTS