RS ISO 10523: 2008 WATER QUALITY — DETERMINATION OF PH
19,500.00
238
4,641,000.00
2
Rwanda Standards
RS ISO 11204: 2010 ACOUSTICS — NOISE EMITTED BY MACHINERY AND EQUIPMENT — DETERMINATION OF EMISSION SOUND PRESSURE LEVELS AT A WORK STATION AND AT OTHER SPECIFIED POSITIONS APPLYING ACCURATE ENVIRONMENTAL CORRECTIONS
