BS ISO 13885-1:2008

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
   5.1 General
   5.2 Eluent supply
   5.3 Pump
   5.4 Injection system
   5.5 Columns
   5.6 Column temperature control
   5.7 Detector
   5.8 Data acquisition
6 Eluent
7 Calibration of the apparatus
   7.1 General
   7.2 Specification for the calibration standard
   7.3 Preparation of the calibration solutions for injection
   7.4 Conditions for calibration runs
   7.5 Measurement of retention volume/time
   7.6 Plotting the calibration curve
8 Sampling
9 Preparation for the test
   9.1 Preparation of the injection solution
   9.2 Preparation of the apparatus
10 Conditions of analysis
11 Data acquisition and evaluation
   11.1 General
   11.2 Calculation of the net chromatogram from the
        raw data
   11.3 Calculation of the average values
   11.4 Calculation of the distribution curves
12 Precision
   12.1 General
   12.2 Repeatability
   12.3 Reproducibility
13 Test report
   13.1 General
   13.2 General data on the equipment and settings
   13.3 Special data on the sample
Annex A (normative) - Calculation of experimental parameters for
        different column sizes
Annex B (informative) - Example of a data sheet for a polymer
        standard
Annex C (informative) - Further information
Bibliography

Specifies the determination of the molar-mass distribution, number-average molar mass M[n] and mass-average molar mass M[w] of polymers that are soluble in THF (tetrahydrofuran) by gel permeation chromatography (GPC).