GB/T 3257.17-1999
Methods for chemical analysis of bauxite--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method (English Version)

Standard No.
GB/T 3257.17-1999
Language
Chinese, Available in English version
Release Date
1999
Published By
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
 2007-09
Latest
GB/T 3257.17-1999
Replace By
YS/T 575.16-2006
Scope
This standard specifies the method for the determination of phosphorus pentoxide content in bauxite ore. This standard applies to the determination of phosphorus pentoxide content in bauxite ore; determination range: 0.01% to 5.00%.

GB/T 3257.17-1999 history

  • 1999 GB/T 3257.17-1999 Methods for chemical analysis of bauxite--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method

GB/T 3257.17-1999 Methods for chemical analysis of bauxite--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method was changed to YS/T 575.16-2006 Method for chemical analysis of bauxite ores Molybdenum blue photometric method Determination of phosphorus pentoxide.

Methods for chemical analysis of bauxite--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method

GB/T 3257.17-1999 -All Parts

GB/T 3257.1-1999 Methods for chemical analysis of bauxite--Determination of aluminium oxide content-EDTA titrimetric method GB/T 3257.10-1999 Methods for chemical analysis of bauxite--Determination of manganese oxide content--Flame atomic absorption spectrophotometric method GB/T 3257.11-1999 Methods for chemical analysis of bauxite--Determination of chromium oxide content--Flame atomic absorption spectrophotometric method GB/T 3257.12-1999 Methods for chemical analysis of bauxite--Determination of vanadium pentoxide content--N-benzoyl-N-phenythyroxylamine photometric method GB/T 3257.13-1999 Methods for chemical analysis of bauxite--Determination of zinc content--Flame atomic absorption spectrophotometric method GB/T 3257.15-1999 Methods for chemical analysis of bauxite--Determination the total content of rare earth oxide--Tribromo-arsenazo photometric method GB/T 3257.16-1999 Methods for chemical analysis of bauxite--Determination of gallium oxide concent--Rhodamine B-extraction photometric method GB/T 3257.17-1999 Methods for chemical analysis of bauxite--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method GB/T 3257.18-1999 Methods for chemical analysis of bauxite--Determination of sulfur content--Direct combustion-iodometric method GB/T 3257.2-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method GB/T 3257.20-1999 Methods for chemical analysis of bauxite--Determination of total carbon content--Non-aqueous titrametric method after combustion GB/T 3257.21-1999 Methods for chemical analysis of bauxite--Determination of the loss on ignition--Gravimetric method GB/T 3257.22-1999 Methods for chemical analysis of bauxite--Preparation of pre-dried test samples GB/T 3257.23-1999 Methods for chemical analysis of bauxite--Determination of organic carbon content--Titrimetric method GB/T 3257.24-1999 Methods for chemical analysis of bauxite--Determination of hydroscopic moisture in analytical samples--Gravimetric method GB/T 3257.3-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Molybdenum blue photometric method GB/T 3257.4-1999 Methods for chemical analysis of bauxite--Determination of iron oxide content--Dichromate titrimetric method GB/T 3257.5-1999 Methods for chemical analysis of bauxite--Determination of iron oxide content--Orthophenanthroline photometric method GB/T 3257.6-1999 Methods for chemical analysis of bauxite--Determination of titanium dioxide content--Diantipyrylmethane photometric method GB/T 3257.7-1999 Methods for chemical analysis of bauxite--Determination of calcium oxide content--Flame atomic absorption spectrophotometric method GB/T 3257.8-1999 Methods for chemical analysis of bauxite--Determination of magnesium oxide content--Flame atomic absorption spectrophotometric method GB/T 3257.9-1999 Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric method


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