RS ISO 11923: 1997 WATER QUALITY — DETERMINATION OF SUSPENDED SOLIDS BY FILTRATION THROUGH GLASS-FIBRE FILTERS
9,000.00
21
189,000.00
2
Rwanda Standards
RS ISO 10523: 2008 WATER QUALITY — DETERMINATION OF PH
19,500.00
20
390,000.00
3
Rwanda Standards
RS ISO IEC 17021-3: 2017 CONFORMITY ASSESSMENT — REQUIREMENTS FOR BODIES PROVIDING AUDIT AND CERTIFICATION OF MANAGEMENT SYSTEMS — PART 3: COMPETENCE REQUIREMENTS FOR AUDITING AND CERTIFICATION OF QUALITY MANAGEMENT SYSTEMS
