RS ISO 473 :2019 LITHOPONE PIGMENTS — GENERAL REQUIREMENTS AND METHODS OF TESTING
16,500.00
73
1,204,500.00
2
Rwanda Standards
RS ISO 787-25: 2019 GENERAL METHODS OF TEST FOR PIGMENTS AND EXTENDERS — PART 25: COMPARISON OF THE COLOUR, IN FULL-SHADE SYSTEMS, OF WHITE, BLACK AND COLOURED PIGMENTS — COLORIMETRIC METHOD
