RS ISO 1452-5: 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 5: FITNESS FOR PURPOSE OF THE SYSTEM
19,500.00
18
351,000.00
2
Rwanda Standards
RS ISO 6619: 1988 PETROLEUM PRODUCTS AND LUBRICANTS — NEUTRALIZATION NUMBER — POTENTIOMETRIC TITRATION METHOD
