RS ISO 16814: 2008 BUILDING ENVIRONMENT DESIGN — INDOOR AIR
QUALITY — METHODS OF EXPRESSING THE QUALITY
OF INDOOR AIR FOR HUMAN OCCUPANCY
81,000.00
9
729,000.00
2
Rwanda Standards
RS ISO 18451-2: 2018 PIGMENTS, DYESTUFFS AND EXTENDERS — TERMINOLOGY — PART 2: CLASSIFICATION OF COLOURING MATERIALS ACCORDING TO COLOURISTIC AND CHEMICAL ASPECTS
