RS EAS 913: 2019 SOLID FERTILIZERS — METHODS OF SAMPLING
7,500.00
26
195,000.00
2
Rwanda Standards
RS ISO 6468: 1996 WATER QUALITY — DETERMINATION OF CERTAIN
ORGANOCHLORINE INSECTICIDES,
POLYCHLORINATED BIPHENYLS AND
CHLOROBENZENES — GAS CHROMATOGRAPHIC
METHOD AFTER LIQUID-LIQUID EXTRACTION