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
1
13,500.00
4
Rwanda Standards
RS ISO 5667-10: 2020 WATER QUALITY — SAMPLING — PART 10: GUIDANCE ON SAMPLING OF WASTE WATERS.