RS ISO 13272: 2011 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE — UNPLASTICIZED
POLY(VINYL CHLORIDE) (PVC-U), POLYPROPYLENE (PP),
POLYPROPYLENE WITH MINERAL MODIFIERS (PP-MD) AND
POLYETHYLENE (PE) — SPECIFICATIONS FOR MANHOLES AND
INSPECTI
30,000.00
5
150,000.00
2
Rwanda Standards
RS ISO 20611: 2018 ADVENTURE TOURISM — GOOD PRACTICES FOR SUSTAINABILITY — REQUIREMENTS AND RECOMMENDATIONS
15,000.00
12
180,000.00
3
Rwanda Standards
RS ISO 21426:2018 TOURISM AND RELATED SERVICES — MEDICAL SPAS— SERVICE REQUIREMENTS
