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ISO 16014-5

Plastics - Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography - Part 5: Method using light-scattering detection

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Organization: ISO
Publication Date: 1 July 2012
Status: inactive
Page Count: 32
ICS Code (Plastics in general): 83.080.01
scope:

This part of ISO 16014 specifies a general method for determining the average molecular mass and the molecular mass distribution of polymers using SEC-LS, i.e. size-exclusion chromatography coupled with lightscattering detection. The average molecular mass and the molecular mass distribution are calculated from molecular mass data and mass concentrations determined continuously with elution time. The molecular mass at each elution time is determined absolutely by combining a light-scattering detector with a concentrationsensitive detector. Therefore, SEC-LS is classified as an absolute method.

For the applicability of the method, see ISO 16014-1:2012, Clause A.1.

Document History

May 1, 2019
Plastics — Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography — Part 5: Light-scattering method
This document specifies a general method for determining the average molecular weight and the molecular weight distribution of polymers using SEC-LS, i.e. size-exclusion chromatography coupled with...
ISO 16014-5
July 1, 2012
Plastics - Determination of average molecular mass and molecular mass distribution of polymers using size-exclusion chromatography - Part 5: Method using light-scattering detection
This part of ISO 16014 specifies a general method for determining the average molecular mass and the molecular mass distribution of polymers using SEC-LS, i.e. size-exclusion chromatography coupled...

References

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