UNI EN ISO 7887 : 2012
Current
The latest, up-to-date edition.
23-02-2012
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Method A: Visual examination
5 Method B: Determination of the true colour using optical
instruments
6 Method C: Determination of true colour using optical
instruments for determination of absorbance at
wavelength lambda = 410 nm
7 Method D: Visual method for the determination of the
colour in natural water
8 Test report
Annex A (informative) - Quality control
Annex B (informative) - Precision data
Bibliography
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