RS 353-7: 2022 WATER QUALITY — CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION — PART 7: POLYALUMINIUM CHLORIDE HYDROXIDE AND POLYALUMINIUM CHLORIDE HYDROXIDE SULFATE
13,500.00
2
27,000.00
2
Rwanda Standards
RS ISO 22476-3: 2005 GEOTECHNICAL INVESTIGATION AND TESTING — FIELD TESTING — PART 3: STANDARD PENETRATION TEST
