4-acid (Acme)

Keyword Definition

Acme four-acid digestion : Groups 1E and 1T

The prepared sample is digested to complete dryness with an acid solution of (2:2:1:1) H20-HF-HClO4-HNO3.  50% HCl is added to the residue and heated using a mixing hot block.  After cooling, the solutions are transferred to test-tubes and brought to volume using dilute HCl.

Hierarchical classification

Decomposition >> Aqueous dissolution >> Acid >> Strong Acid >> 4 ACID >> 4-acid (Acme)



Category: Decomposition techniques

The different kinds of analytical decompositions have been classified hierarchically. Examples: “fusion”, “acid” Taken from the “Analytical_Decompositions_SHARED” database table.

Associated Analytical Suites:

IndexSuite IDSuite Name
1  192     Acme Group 1T-MS

Associated Analytical Packages:

IndexPackage IDPackage Name
1  140     Acme 1T-MS (43 elements + REEs)
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