ISO 6677:1983
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ISO 6677:1983
13105

Status : Withdrawn

Abstract

Covers a method consisting in separating the fluorine from a test portion by distillation in the presence of perchloric acid, followed by potentiometric titration of the distillate with lanthanum nitrate solution using a fluoride ion-selective electrode. Is applicable to products having total available fluorine contents in the range between 15 and 35 % (m/m).

General information

  •  : Withdrawn
     : 1983-05
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 5
  • ISO/TC 47
    71.060.30 
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