ISO 3120:1976 PDF
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diSodium tetraborates and crude sodium borates for industrial use — Determination of water content — Gravimetric method
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.
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Edition | 1976 |
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Published Date | 1976 |
Published By | International Standardization Organisation |
Page Count | 7 |