Reference number
ISO 3120:1976
© ISO 2024
ISO 3120:1976
diSodium tetraborates and crude sodium borates for industrial use — Determination of water content — Gravimetric method
Edition 1
1976-04
Withdrawn
Withdrawn (Edition 1, 1976)

Abstract

Heating a test portion in a combustion tube at 250 0C, later at 500 0C. Passing through the liberated water carried by a flow of nitrogen into a tared absorption vessel filled with magnesium perchlorate. Weighing the absorption vessel and determination of the mass of water by difference.

General information

  • Status
     : Withdrawn
    Publication date
     : 1976-04
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 7
  • Technical Committee :
    ISO/TC 47
    ICS :
    71.060.50 
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