NF T20-483:1973
SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE ; DETERMINATION OF IRONCONTENT ; 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD.

Standard No.

NF T20-483:1973

Release Date

1973

Published By

Association Francaise de Normalisation

Status

Withdraw

Latest

NF T20-483:1973

NF T20-483:1973 history

• 1973 NF T20-483:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE ; DETERMINATION OF IRONCONTENT ; 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD.