ISO 6439:1990 PDF
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Water quality — Determination of phenol index — 4-Aminoantipyrine spectrometric methods after distillation
Gives procedures for drinking waters, surface waters, brines (saline waters), domestic waters and industrial waters. After a preliminary distillation the test sample are analysed according to specific application by direct colorimetric method and by chloroform extraction method.
| Edition | 1990 |
|---|---|
| Published Date | 1990 |
| Published By | International Standardization Organisation |
| Page Count | 7 |
