AS 2434.9-1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Methods for the analysis and testing of lower rank coal and its chars Determination of four acid-extractable inorganic ions in lower rank coal
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-30-2017
English
01-01-1991
Sets out a method for the determination of the concentrations of the acid-extractable ions sodium, magnesium, calcium and iron in lower rank coal by atomic absorption spectrometry. Acid-soluble aluminium may also be determined.
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