RS ISO 21138-2: 2020 PLASTICS PIPING SYSTEMS FOR NON-PRESSURE
UNDERGROUND DRAINAGE AND SEWERAGE —
STRUCTURED-WALL PIPING SYSTEMS OF
UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U),
POLYPROPYLENE (PP) AND POLYETHYLENE (PE) —
PART 2: PIPES AND FITTINGS WITH SMOOTH EXTERNAL
SUR
55,500.00
25
1,387,500.00
2
Rwanda Standards
RS ISO 6247: 1998 PETROLEUM PRODUCTS — DETERMINATION OF FOAMING CHARACTERISTICS OF LUBRICATING OILS
18,000.00
32
576,000.00
3
Rwanda Standards
RS ISO 580: 2005 PLASTICS PIPING AND DUCTING SYSTEMS —
INJECTION-MOULDED THERMOPLASTICS FITTINGS —
METHODS FOR VISUALLY ASSESSING THE EFFECTS
OF HEATING