共 4 条
[1]
Direct titration of sulfate
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[2]
Determination of sulfur in oil - Tetrahydroxyquinone as an indicator in direct titration
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INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1938, 10
:0206-0207
[3]
Direct titration of sulfates - Further studies with tetrahydroxyquinone as an internal indicator
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INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1936, 8
:127-130
[4]
WINSOR HW, 1937, IND ENG CHEM ANAL ED, V9, P453