galactitol-1-phosphate 5-dehydrogenase activity
galactitol-1-phosphate:NAD+ oxidoreductase activity
related
Catalysis of the reaction: galactitol-1-phosphate + NAD+ = D-tagatose 6-phosphate + NADH + H+.
GO:0016616
oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
is_a