RS ISO 6468: 1996 WATER QUALITY — DETERMINATION OF CERTAIN
ORGANOCHLORINE INSECTICIDES,
POLYCHLORINATED BIPHENYLS AND
CHLOROBENZENES — GAS CHROMATOGRAPHIC
METHOD AFTER LIQUID-LIQUID EXTRACTION
36,000.00
4
144,000.00
3
Rwanda Standards
RS ISO 2811-4: 2011 PAINTS AND VARNISHES — DETERMINATION OF
DENSITY —
PART 4: PRESSURE CUP METHOD
12,000.00
4
48,000.00
4
Rwanda Standards
RS ISO 4221: 1980 AIR QUALITY — DETERMINATION OF MASS
CONCENTRATION SULPHUR DIOXIDE IN AMBIENT AIR
— THORIN SPECTROPHOTOMETRIC METHOD
