RS ARS 1701: 2021 DISINFECTANTS — QUATERNARY AMMONIUM
BASED — SPECIFICATION
16,500.00
23
379,500.00
2
Rwanda Standards
RS ASTM D7678: 2022 STANDARD TEST METHOD FOR TOTAL OIL AND
GREASE (TOG) AND TOTAL PETROLEUM
HYDROCARBONS (TPH) IN WATER AND
WASTEWATER WITH SOLVENT EXTRACTION USING
MID-IR LASER SPECTROSCOPY