BS 4258-3:1975 - Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of sulphate content

BS 4258-3:1975

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of sulphate content

Status : Withdrawn, Revised   Published : September 1975 Replaced By : BS 4258-3:1989

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Reduction of the sulphate in a test portion to sulphide, absorption of the evolved hydrogen sulphide in acetone and sodium hydroxide solution and titration with mercury (II) acetate using dithizone as indicator.




Standard NumberBS 4258-3:1975
TitleMethods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of sulphate content
StatusWithdrawn, Revised
Publication Date30 September 1975
Withdrawn Date29 September 1989
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS 4258-3:1989
DescriptorsChemical analysis and testing, Volumetric analysis, Test equipment, Determination of content, Quantitative analysis, Sulfates, Industrial, Reduction methods, Laboratory glassware, Phosphoric acid
ICS71.060.30
Title in FrenchMethodes d'essai pour l'acide phosphorique (acide orthophosphorique) a usage industriel. Determination de la teneur en sulfate
Title in GermanVerfahren zur Pruefung von Phosphorsaeure (Orthophosphorsaeure) fuer den industriellen Gebrauch. Bestimmung des Sulfatgehalts
CommitteeCII/37
ISBN0 580 08395 0
PublisherBSI
FormatA4
DeliveryNo
File Size0 KB
Price£182.00


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