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ASTM D4422-19

Standard Test Method for Ash in Analysis of Petroleum Coke

NORM herausgegeben am 1.1.2019

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The information about the standard:

Designation standards: ASTM D4422-19
Note: UNGÜLTIG
Publication date standards: 1.1.2019
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Kategorie: Technische Normen ASTM

Annotation of standard text ASTM D4422-19 :

Keywords:
Crush the laboratory sample to pass a 6.3 mm sieve. If the quantity exceeds 2.3 kg, divide the sample to obtain about 2.3 kg and crush this fraction to pass a 850 µm (No. 20) sieve. Further divide the sample to obtain a portion of approximately 200 g and crush to pass a 250 µm (No. 60) sieve. Divide again to obtain approximately 50 g. This is the analysis sample which is dried to constant weight at 110 °C +- 5 °C., ash, petroleum coke,, ICS Number Code 73.040 (Coals)