BS 4427-8:1974 - Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of orthophosphate content

BS 4427-8:1974

Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of orthophosphate content

Status : Withdrawn   Published : June 1974

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Photometric method using the reduced molybdophosphoric complex. Applicable to materials with orthophosphate contents, expressed as P$d2O$d5, between 0.05 per cent and 1.0 per cent.




Standard NumberBS 4427-8:1974
TitleMethods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of orthophosphate content
StatusWithdrawn
Publication Date07 June 1974
Confirm Date15 January 1987
Withdrawn Date15 March 1992
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
Draft Superseded By73/50204 DC
DescriptorsSodium inorganic compounds, Polyphosphates, Pyrophosphates, Phosphates, Industrial, Chemical analysis and testing, Determination of content, Orthophosphates, Complexing methods, Spectrophotometry, Testing conditions, Calibration
ICS71.060.50
Title in FrenchMethodes d'essai pour le tripolyphosphate de sodium (triphosphate pentasodique) et le pyrophosphate de sodium (pyrophosphate tetrasodique). Determination de la teneur en orthophosphate
Title in GermanVerfahren zur Pruefung von Natriumtripolyphosphat (Pentanatriumtriphosphat) und Natriumpyrophosphat (Tetranatriumpyrophosphat). Bestimmung des Orthophosphatanteils
ISBN0 580 08051 X
PublisherBSI
FormatA4
DeliveryNo
Pages12
File Size526.5 KB
Price£182.00


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