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Two types differing in levels of impurities. Requirements for residue on evaporation, sulphated residue on ignition, total sulphate, iron, arsenic, lead, copper, mercury, oxidizing and reducing substances; methods of test.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2016-06-01 |
| EAN ISBN | 0 580 35807 0 |
| ICS | 71.060.30 : Acids |
| Number of pages | 22 |
| Year | 1960 |
| Country | United Kingdom |
| Keyword | BS 3993 ; BS3993 |