NP 1624-1979
Industrial urea. Determination of iron content (volumetric method)

Standard No.

NP 1624-1979

Release Date

1979

Published By

PT-IPQ

Latest

NP 1624-1979

Scope

This Standard is intended to establis how to determine the iron content of urea, for industrial uses, using the spectrophotometric process, using 2,2'-dipyridyl.

NP 1624-1979 history

• 1979 NP 1624-1979 Industrial urea. Determination of iron content (volumetric method)