ISO 6439:1990 (R2023)
Active , Confirmed Standard
Most Recent

ISO 6439:1990 (R2023)

Water quality — Determination of phenol index — 4-Aminoantipyrine spectrometric methods after distillation

Summary

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.

Notes

90.93 : Norme internationale confirmée

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 05/24/1990
Confirmation Date 04/04/2023
Edition 2
Page Count 7
EAN ---
ISBN ---
Weight (in grams) ---
No products.

Previous versions

Contact us