RS ISO 2590: 1973 GENERAL METHOD FOR THE DETERMINATION OF ARSENIC — SILVER DIETHYLDITHIOCARBAMATE PHOTOMETRIC METHOD
7,500.00
30
225,000.00
2
Rwanda Standards
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)