RS ISO 17943: 2016 WATER QUALITY — DETERMINATION OF VOLATILE
ORGANIC COMPOUNDS IN WATER — METHOD
USING HEADSPACE SOLID-PHASE MICROEXTRACTION
(HS-SPME) FOLLOWED BY GAS
CHROMATOGRAPHY-MASS SPECTROMETRY (GCMS)
64,500.00
66
4,257,000.00
2
Rwanda Standards
RS ISO 10390:2021 SOIL, TREATED BIOWASTE AND SLUDGE —
DETERMINATION OF PH
15,000.00
78
1,170,000.00
3
Rwanda Standards
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
