RS ISO 2810: 2020 PAINTS AND VARNISHES — NATURAL WEATHERING
OF COATINGS — EXPOSURE AND ASSESSMENT
19,500.00
6
117,000.00
3
Rwanda Standards
RS ISO 11733: 2004 WATER QUALITY — DETERMINATION OF THE
ELIMINATION AND BIODEGRADABILITY OF ORGANIC
COMPOUNDS IN AN AQUEOUS MEDIUM —
ACTIVATED SLUDGE SIMULATION TEST
