• Your shopping cart is empty!

  • BS 7020-4.2:1990

BS 7020-4.2:1990

Analysis of iron ores. Method for the determination of total iron content-Titanium (III) chloride reduction methods

BSI Group, 10/31/1990

Publisher: BS

File Format: PDF

$90.00$180.34


Published:31/10/1990

Pages:16

File Size:1 file , 530 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

Two methods specified using potassium dichromate as titrant after reduction of the iron (III) by tin (II) chloride and titanium (III) chloride. Excess reductant oxidized by either dilute potassium dichromate or perchloric acid.

Cross References:
BS 1792
BS 5660:Part 1
BS 5660:Part 2
BS 5661
BS 7020:Part 1
BS 7020:Part 2
ISO 385-1
ISO 648

More BS standard pdf

BS PD CEN/TS 1452-7:2014

BS PD CEN/TS 1452-7:2014

Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure. Unplasticized poly(vinyl chloride) (PVC-U)-Guidance for the assessment of conformity

$125.00 $251.46

BS HD 60269-3:2010+A1:2013

BS HD 60269-3:2010+A1:2013

Low-voltage fuses-Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications). Examples of standardized systems of fuses A to F

$125.00 $251.46

BS PD CEN/TS 16214-2:2014

BS PD CEN/TS 16214-2:2014

Sustainability criteria for the production of biofuels and bioliquids for energy applications. Principles, criteria, indicators and verifiers-Conformity assessment including chain of custody and mass balance

$147.00 $294.64

BS DD CEN/TS 14175-5:2006

BS DD CEN/TS 14175-5:2006

Fume cupboards-Recommendations for installation and maintenance

$125.00 $251.46