GB/T 6730.65-2009: Iron ores - Determination of total iron content - Titanium (III) chloride reduction potassium dichromate titration methods (routine methods)

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Scope

This Part of GB/T 6730 specifies the method for the determination of total iron content
by titanium trichloride reduction potassium dichromate titration method (conventional
method).
This Part applies to the determination of total iron content in natural iron ore, iron
concentrate and lump ore, including sinter and pellets. The determination range (mass
fraction): 25%~72%.

Basic Data

Standard ID	GB/T 6730.65-2009 (GB/T6730.65-2009)
Description (Translated English)	Iron ores - Determination of total iron content - Titanium (III) chloride reduction potassium dichromate titration methods (routine methods)
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	D31
Classification of International Standard	73.060.10
Word Count Estimation	13,140
Date of Issue	2009-10-30
Date of Implementation	2010-05-01
Quoted Standard	GB/T 6379.2; GB/T 6682; GB/T 6730.1; GB/T 10322.1; GB/T 12805; GB/T 12806; GB/T 12808
Regulation (derived from)	National Standard Approval Announcement 2009 No.12 (Total No.152)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the reduction of titanium trichloride potassium dichromate titration method for the determination of total iron content (routine method). This section applies to natural iron ore, determination of total iron content in pellets, iron ore and lump ore, including sinter. Measuring range (mass fraction): 25 % to 72 %.