RS ISO 21138-1: 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 1: MATERIAL SPECIFICATION AND PERFORMANCE
CRIT
25,500.00
50
1,275,000.00
2
Rwanda Standards
RS 421: 2020 FRIED PLANTAIN CHIPS — SPECIFICATION
13,500.00
42
567,000.00
3
Rwanda Standards
RS ISO 20636: 2018 INFANT FORMULA AND ADULT NUTRITIONALS —
DETERMINATION OF VITAMIN D BY LIQUID
CHROMATOGRAPHY MASS SPECTROMETRY
