RS ISO 16890-1: 2016 AIR FILTERS FOR GENERAL VENTILATION — PART 1: TECHNICAL SPECIFICATIONS, REQUIREMENTS AND CLASSIFICATION SYSTEM BASED UPON PARTICULATE MATTER EFFICIENCY (EPM)
40,500.00
21
850,500.00
2
Rwanda Standards
RS ISO 1577: 1987 TEA — DETERMINATION OF ACID INSOLUBLE ASH