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>BSI Standards >71 CHEMICAL TECHNOLOGY>71.060 Inorganic chemicals>71.060.50 Salts>BS 4427-4:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use Determination of loss on ignition
immediate downloadReleased: 1969-02-28
BS 4427-4:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use Determination of loss on ignition

BS 4427-4:1969

Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use Determination of loss on ignition

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Standard number:BS 4427-4:1969
Pages:8
Released:1969-02-28
ISBN:0 580 05436 5
Status:Standard
DESCRIPTION

BS 4427-4:1969


This standard BS 4427-4:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use is classified in these ICS categories:
  • 71.060.50 Salts

This Part of BS 4427 describes a method for the determination of loss on ignition of sodium tripolyphosphate and sodium pyrophosphate for industrial use.


Ignition at 550±25°C to constant mass.
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