Pulp - Determination of cellulose nanocrystal sulfur and sulfate half-ester content

Pulp - Determination of cellulose nanocrystal sulfur and sulfate half-ester content

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Standard Number PNS ISO 21400:2019
Organization Bureau of Philippine Standards Philippines
Level National
Category Specification
Status
  • DEC 2019 Published
ABSTRACT

This Standard specifies procedures for the laboratory determination of the total elemental sulfur and the sulfate half-ester content of cellulose nanocrystals (CNCs) by inductively coupled plasma-optical emission spectroscopy and conductometric titration, respectively, including sample preparation, measurement methods and data analysis.