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ISO 3120:1976

diSodium tetraborates and crude sodium borates for industrial use — Determination of water content — Gravimetric method ISO 3120:1976

Publication date:   Apr 1, 1976

95.99   Withdrawal of Standard   May 27, 2002

General information

95.99   Withdrawal of Standard   May 27, 2002

ISO

ISO/TC 47 Chemistry

International Standard

71.060.50   Salts

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 3120:1976
95.99 Withdrawal of Standard
May 27, 2002




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