RS ISO/TR 4191: 2014 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY ¾ UNPLASTICIZED POLY(VINYL CHLORIDE)(PVC-U) AND ORIENTED PVC-U (PVC-O) ¾ GUIDANCE FOR INSTALLATION
66,000.00
89
5,874,000.00
2
Rwanda Standards
RS ISO 4833-1: 2013/Amd 1:2022 MICROBIOLOGY OF THE FOOD CHAIN — HORIZONTAL METHOD FOR THE ENUMERATION OF MICROORGANISMS — PART 1: COLONY COUNT AT 30 DEGREES C BY THE POUR PLATE TECHNIQUE