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
15,000.00
31
465,000.00
2
Rwanda Standards
RS 181: 2019 SOLID WASTE — HANDLING, COLLECTION, TRANSPORTATION AND DISPOSAL — CODE OF PRACTICE
