Sodium Nitrate

Synonym(s)

: Chilean saltpeter, cubic niter

Mol. Formula

: NaNO3

EC / List no.

: 231-554-3

CAS no.

: 7631-99-4

Molecular weight

: 84,995

Sodium nitrate is the inorganic nitrate salt of sodium. It acts as fertilizer. It is an inorganic sodium salt and an inorganic nitrate salt.

Application

» This substance is used in the following products: antifreeze products, pH regulators and water treatment products, fertilizers, water treatment chemicals, adhesives and sealants, heat transfer fluids and hydraulic fluids.
» This substance is used in the following areas: agriculture, forestry, fisheries and blend formulations and/or repackaging.
» Used in machine wash fluids/detergents, automotive care products, paints and coatings or adhesives, fragrances and air fresheners, hydraulic fluids in automotive suspension, oils and brake fluids in engine oil, coolants in refrigerators, oil-based electric heaters.

Product Specifications

Physical and Chemical Properties
» Sodium nitrate appears as a white crystalline solid.
» It has an odorless, salty, slightly bitter taste.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	307
Density	g/ cm³	2.26	20 °C
Solubility	g/L	100	20 °C, soluble with water
Viscosity	cP	2.85	590 K
pH		7	aqueous solution
Refractive index		1.587