BS 4427-12:1979, ISO 5372:1978 - Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Condensed phosphates for industrial use (including foodstuffs). Determination of arsenic content. Silver diethyldithiocarbamate photometric method

BS 4427-12:1979, ISO 5372:1978

Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Condensed phosphates for industrial use (including foodstuffs). Determination of arsenic content. Silver diethyldithiocarbamate photometric method

Status : Withdrawn   Published : September 1979

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Applicable to products having arsenic contents equal to or greater than 0.2 mg/kg. Cross-refers to the general method of BS 4404, the possession of which is essential.




Standard NumberBS 4427-12:1979, ISO 5372:1978
TitleMethods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Condensed phosphates for industrial use (including foodstuffs). Determination of arsenic content. Silver diethyldithiocarbamate photometric method
StatusWithdrawn
Publication Date28 September 1979
Confirm Date15 September 1997
Withdrawn Date01 December 2011
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
International RelationshipsISO 5372:1978
Draft Superseded By77/50618 DC
DescriptorsSodium inorganic compounds, Phosphates, Polyphosphates, Pyrophosphates, Industrial, Food additives, Chemical analysis and testing, Determination of content, Arsenic, Trace element analysis, Spectrophotometry, Testing conditions
ICS71.060.50
Title in FrenchMéthodes d'essai du tripolyphosphate de sodium (triphosphate de penta sodium) et du pyrophosphate de sodium (pyrophosphate de tétrasodium) à usage industriel. Phosphates condensés à usage industriel (y compris les industries alimentaires) - dosage de l'arsenic - méthode photométrique au diéthyldithiocarbamate d'argent
Title in GermanVerfahren zur Pruefung von Natriumtripolyphoshat (Pentanatrium-Triphosphat) und Natrium-Pyrophosphat (Tetranatrium-Pyrophosphat) auf seine industrielle Verwendbarkeit. Kondensierte Phosphate fuer Industriezwecke (einschliesslich Lebensmittel) - Bestimmung des Arsengehaltes -photometrisches Verfahren mit Siberdiethyldithiokarbamat
CommitteeCII/34
ISBN0 580 10853 8
PublisherBSI
FormatA4
DeliveryNo
Pages12
File Size318.5 KB
NotesThis standard has been withdrawn as is it identical to ISO 5372:1978 which has been withdrawn by ISO/TC 47
Price£110.00


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