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Test method for microscopic determination of the reflectance of elm gum in bright coal samples

Test method for microscopic determination of the reflectance of elm gum in bright coal samples, Total:2 items.

In the international standard classification, Test method for microscopic determination of the reflectance of elm gum in bright coal samples involves: Inorganic chemicals.

American Society for Testing and Materials (ASTM), Test method for microscopic determination of the reflectance of elm gum in bright coal samples

ASTM D2798-05 Standard Test Method for Microscopical Determination of the Vitrinite Reflectance of Coal
ASTM D2798-99 Standard Test Method for Microscopical Determination of the Reflectance of Vitrinite in a Polished Specimen of Coal