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DIN 50451-1:2003-04
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DIN 50451-1:2003-04
Testing of materials for semiconductor technology - Determination of trace elements in liquids - Part 1: Silver (Ag), gold (Au), calcium (Ca), copper (Cu), iron (Fe), potassium (K) and sodium (Na) in nitric acid by AASMore info
The document specifies a method for testing nitric acid for the relevant metal traces of silver, gold, copper, iron, potassium and sodium in trace quantities, for which the method of atomic absorption spectroscopy (AAS) with electrothermic atomizing is used. The range of application covers trace element mass fractions from 0,1 ng/g to 50 ng/g.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| Cancellation date | |
| Confirmation date | |
| expiration_de_validite | |
| ICS | 29.045 : Semiconducting materials
|
| Number of pages | 8 |
| Replace | DIN 50451-1 (1987-10) |
| Year | 2003 |
| Document history | DIN 50451-1 (2003-04) |
| Country | Germany |
| Keyword | DIN 50451;50451 |