
Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction (Includes all amendments And changes 3/2/2021).
NORMA vydaná dňa 15.8.1993
Designation standards: ASTM D5263-93e1
Note: NEPLATNÁ
Publication date standards: 15.8.1993
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
absorbance, alkali extraction, colorimetric, humic acids, oxidation (weathering), transmittance