RS 433-2: 2020 FACE MASKS — SPECIFICATION — PART 2: BARRIER MASKS
27,000.00
42
1,134,000.00
2
Rwanda Standards
RS ISO 11732: 2005 WATER QUALITY -- DETERMINATION OF AMMONIUM NITROGEN — METHOD BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION
27,000.00
39
1,053,000.00
3
Rwanda Standards
RS ISO 7393-2: 2017 WATER QUALITY — DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE —
PART 2:
COLORIMETRIC METHOD USING N,NDIALKYL-1,4-PHENYLENEDIAMINE, FOR ROUTINE CONTROL PURPOSES
