RS ISO 14284: 2022 STEEL AND IRON — SAMPLING AND PREPARATION OF SAMPLES FOR THE DETERMINATION OF CHEMICAL COMPOSITION
66,000.00
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990,000.00
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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
