RS ISO 19822: 2018 FERTILIZERS AND SOIL CONDITIONERS —
DETERMINATION OF HUMIC AND HYDROPHOBIC
FULVIC ACIDS CONCENTRATIONS IN FERTILIZER
MATERIALS
24,000.00
31
744,000.00
2
Rwanda Standards
RS ISO 1833-3: 2020 TEXTILES — QUANTITATIVE CHEMICAL ANALYSIS — PART 3: MIXTURES OF ACETATE WITH CERTAIN OTHER FIBRES (METHOD USING ACETONE)
3,000.00
45
135,000.00
3
Rwanda Standards
RS ASTM F 2101: 2019 STANDARD TEST METHOD FOR EVALUATING THE BACTERIAL FILTRATION EFFICIENCY (BFE) OF MEDICAL FACE MASK MATERIALS, USING A BIOLOGICAL AEROSOL OF STAPHYLOCOCCUS AUREUS
