NF T20-471:1973
Phosphoric acid for industrial use. Determination of sulphates. Titrimetric method after reduction.

Standard No.

NF T20-471:1973

Release Date

1973

Published By

Association Francaise de Normalisation

Status

Withdraw

Latest

NF T20-471:1973

NF T20-471:1973 history

• 1973 NF T20-471:1973 Phosphoric acid for industrial use. Determination of sulphates. Titrimetric method after reduction.