RS ISO 15923-1: 2013 WATER QUALITY — DETERMINATION OF SELECTED
PARAMETERS BY DISCRETE ANALYSIS SYSTEMS —
PART 1: AMMONIUM, NITRATE, NITRITE, CHLORIDE,
ORTHOPHOSPHATE, SULFATE AND SILICATE WITH
PHOTOMETRIC DETECTION
37,500.00
35
1,312,500.00
2
Rwanda Standards
RS ISO 18172-2: 2007 GAS CYLINDERS — REFILLABLE WELDED STAINLESS
STEEL CYLINDERS —
PART 2: TEST PRESSURE GREATER THAN 6 MPA