BS 4427-2:1969
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Measurement of pH value of sodium tripolyphosphate

Standard No.

BS 4427-2:1969

Release Date

1969

Published By

British Standards Institution (BSI)

Status

Be replaced

Replace By

BS 4427-2:1969(1999)

Latest

BS 4427-2:1969(1999)

Scope

Potentiometric method for measurement of pH value of a solution at a conventional concentration of 10 g/l by means of a pH meter with a glass electrode

BS 4427-2:1969 history

• 0000 BS 4427-2:1969(1999)
• 1969 BS 4427-2:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Measurement of pH value of sodium tripolyphosphate