It reacts with dissolved oxygen and has the advantage over sulfite treatments in that it does not produce solid waste in the process. Hydrazine is added to avoid scaling and corrosion and to control the growth of bacteria.
High concentrations can create a reaction with ammonia resulting in damaged metals.
Hydrazine is also known for its toxicity. 100 Chemical Method p-Dimethylaminobenzaldehyde Order Cat. Inc. All Rights Reserved.