RS ISO 4435: 2003 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE —
UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U)
33,000.00
23
759,000.00
2
Rwanda Standards
RS ISO/TS 29001: 2010 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES — SECTOR SPECIFIC QUALITY MANAGEMENT SYSTEMS — REQUIREMENTS FOR PRODUCT AND SERVICE SUPPLY ORGANIZATIONS