RS ISO 2479: 1972 SODIUM CHLORIDE FOR INDUSTRIAL USE — DETERMINATION OF MATTER INSOLUBLE IN WATER OR IN ACID AND PREPARATION OF PRINCIPAL SOLUTIONS FOR OTHER DETERMINATIONS
4,500.00
22
99,000.00
2
Rwanda Standards
RS ISO 1452-4: 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 4: VALVES