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
3
45,000.00
2
Rwanda Standards
RS ISO 8819: 1993 LIQUEFIED PETROLEUM GASES — DETECTION OF
HYDROGEN SULPHIDE — LEAD ACETATE METHOD
