NF T20-494:1973
Sodium tripolyphosphate for industrial use. Measurement of ph. Potentiometric method.

Standard No.

NF T20-494:1973

Release Date

1973

Published By

Association Francaise de Normalisation

Status

Withdraw

Latest

NF T20-494:1973

NF T20-494:1973 history

• 1973 NF T20-494:1973 Sodium tripolyphosphate for industrial use. Measurement of ph. Potentiometric method.