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
10
150,000.00
4
Rwanda Standards
RS ISO 1461: 2022 HOT DIP GALVANIZED COATINGS ON FABRICATED IRON AND STEEL ARTICLES — SPECIFICATIONS AND TEST METHODS