RS 353-1: 2022 WATER QUALITY — CHEMICALS USED FOR
TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION
PART 1:
ALUMINIUM SULFATE
21,000.00
4
84,000.00
2
Rwanda Standards
RS ISO/TR 9769: 2018 STEEL AND IRON — REVIEW OF AVAILABLE METHODS OF ANALYSIS
126,000.00
4
504,000.00
3
Rwanda Standards
RS ISO 1452-2: 2009 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE — UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) — PART 2: PIPES
