Hydrazine hydrate is commonly used as a reducing agent in various industrial applications, such as in the synthesis of pharmaceuticals, water treatment processes, and as a rocket propellant. It is also employed as a corrosion inhibitor in boiler water treatment.

Yes, hydrazine hydrate is considered hazardous due to its toxicity and potential carcinogenicity. It can cause skin and eye irritation, and inhalation of its vapors may lead to respiratory issues. Proper safety precautions, including the use of protective equipment and adequate ventilation, are essential when handling hydrazine hydrate.

Hydrazine hydrate can be prepared by treating hydrazine sulfate with sodium hydroxide. The reaction results in the formation of hydrazine hydrate, which can then be collected through distillation under nitrogen. Additionally, it is obtained as a by-product in the Bayer Ketazine process during the production of hydrazine.

Hydrazine hydrate is a colorless fuming liquid with a faint odor. It has a refractive index of 1.4284 and a density of 1.032 g/mL. The liquid boils at 119°C and solidifies at -51.7°C. It is miscible with water and alcohol but insoluble in chloroform, methylene chloride, and ether.

Hydrazine hydrate finds applications in various industries, including pharmaceuticals, water treatment, agriculture (as a plant growth regulator), and the aerospace sector (as a rocket propellant). Its reducing properties make it useful in the synthesis of chemicals and materials, contributing to its widespread use in different manufacturing processes.