RS 353-5: 2019 WATER QUALITY — CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION — PART 5: BENTONITE
9,000.00
17
153,000.00
2
Rwanda Standards
RS EAS 811-4: 2014 CODE OF PRACTICE FOR SAFETY OF ELECTRICAL INSTALLATIONS — PART 4: INSTALLATION AND MAINTENANCE OF UNDERGROUND ELECTRIC SUPPLY AND COMMUNICATION LINES