How to Prepare Sodium Hypophosphite?

A process for preparing sodium hypophosphite, comprising treating an aqueous mixture of calcium hydroxide and sodium carbonate with free phosphorus, the reaction mixture being heated at a temperature between about 70 and 100 C. for a plurality of hours to form an aqueous solution of sodium hypophosphite.

Is sodium hypophosphite poisonous?

Not a dangerous substance according to GHS. Inhalation May be harmful if inhaled. May cause respiratory tract irritation.

What is sodium hypophosphite monohydrate used for?

Sodium hypophosphite monohydrate is used for electroless nickel plating agent and water treatment agent. It is also used in petroleum fields. Further, it is used as a food additive. In addition, it reduces nickel ions in solution to metallic nickel on metal substrates as well as on plastic substrates.