NEN EN ISO 3405 : 2011

1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
   5.1 General
   5.2 Distillation flasks
   5.3 Condenser tube and cooling bath
   5.4 Metal shield or enclosure for flask
       (manual apparatus only)
   5.5 Heat source
   5.6 Flask-support
   5.7 Graduated cylinders
   5.8 Temperature measurement system
   5.9 Centring device
   5.10 Barometer
6 Samples and sampling
7 Preparation of apparatus
8 Apparatus verification
   8.1 Level follower
   8.2 Electronic temperature-measurement devices
9 Procedure
10 Calculations
11 Expression of results
12 Precision
   12.1 General
   12.2 Repeatability
   12.3 Reproducibility
   12.4 Bias
13 Test report
Annex A (normative) Thermometer specifications
Annex B (normative) Determination of
        temperature-sensor lag times and specified
        distillation data
Annex C (informative) Examples of data calculations
Annex D (informative) Bias between manual and
        automated results
Annex E (informative) Emulation of emergent-stem
         errors

Defines a laboratory method for the determination of the distillation characteristics of light and middle distillates derived from petroleum with initial boiling points above 0 degrees C and end-points below approximately 400 degrees C, utilizing either manual or automated equipment.