NEN EN ISO 2811-2 : 2011
Current
The latest, up-to-date edition.
PAINTS AND VARNISHES - DETERMINATION OF DENSITY - PART 2: IMMERSED BODY (PLUMMET) METHOD
12-01-2013
Foreword
1 Scope
2 Normative references
3 Definition
3.1 Density, rho-phi
4 Principle
5 Temperature
6 Apparatus
6.1 Plummets
6.2 Analytical balance
6.3 Thermometer
6.4 Temperature-controlled chamber
6.5 Tripod or other suitable device
7 Sampling
8 Procedure
8.1 General
8.2 Determination
8.2.1 Selection of procedure
8.2.2 Normal procedure
8.2.3 Paints containing fast-evaporating solvents
9 Calculation
10 Precision
10.1 General
10.2 Repeatability (r)
10.3 Reproducibility (R)
11 Test report
Annex A (normative) Calibration of plummet
A.1 Procedure
A.2 Determination of volume of plummet
Annex B (informative) Temperature variation
B.1 Correction for thermal expansion of the
plummet
B.2 Calculation of density at the reference
temperature from measurements at other
temperatures
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