BS EN 1557:1997
Current
The latest, up-to-date edition.
Surface active agents. Colorimetric characterization of optically clear coloured liquids (products) as X, Y, Z tristimulus values in transmission
Hardcopy , PDF
English
15-05-1997
Foreword
0 Introduction
1 Scope
2 Normative references
3 Principle
4 Apparatus and reagents
5 Preparation of the test sample
6 Procedure
7 Calculation
8 Test report
Annex A (informative) Colour numbers in comparison
Annex B (informative) Bibliography
Annex C (informative) Notes on procedure
Annex D (informative) Results of a ring test of APHA-
measurements
Defines a method for the colorimetric characterization of optically clear, slightly tinted liquids by broad-band measurement of pure transmittance with tristimulus value measuring filters as Tx, Ty and Tz.
| Committee |
CII/34
|
| DevelopmentNote |
Supersedes 94/505626 DC. (09/2005)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| DIN EN 1557:1997-03 | Identical |
| EN 1557:1996 | Identical |
| NBN EN 1557 : 1996 | Identical |
| NS EN 1557 : 1ED 1997 | Identical |
| NF EN 1557 : 1996 | Identical |
| I.S. EN 1557:1997 | Identical |
| NEN EN 1557 : 1996 | Identical |
| UNE-EN 1557:1997 | Identical |
| ISO 6271:2015 | Clear liquids — Estimation of colour by the platinum-cobalt colour scale |
| ISO/CIE 10527:1991 | CIE standard colorimetric observers |
| ISO/CIE 10526:1999 | CIE standard illuminants for colorimetry |
| BS 3900-D8:1986 | Methods of test for paints. Optical tests on paint films Determination of colour and colour difference: principles |
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