Synonym(s)
: Sodium phosphate monobasic, sodium dihydrogenorthophosphate
Mol. Formula
: NaH2PO4
EC / List no.
: 231-449-2
CAS no.
: 7558-80-7
Molecular weight
: 119,977
Monosodium phosphate is an inorganic sodium compound with a dihydrogen phosphate (H2PO4−) anion.
Application
» It is widely used in metal surface treatment products, metalworking fluids, pH regulators and water treatment products, fertilizers, water treatment chemicals, water softeners, textile processing products and dyes, leather processing products, paper chemicals and dyes.
» This substance is used in the following areas: agriculture, forestry and fisheries and municipal supply (eg electricity, steam, gas, water) and sewage treatment.
» This substance is used in the manufacture of: metals, fabricated metal products, textiles, leather or fur, pulp, paper and paper products.
» Used in machine wash liquids/detergents, automotive care products, paints, coatings or adhesives, fragrances and air fresheners.
Product Specifications
Physical and Chemical Properties
» It is in the form of a white, slightly liquid powder, crystals or granules.
» Odorless.
Properties
Characteristics |
Unit |
Value |
Condition |
Melting point |
°C |
450 |
|
Density |
g/cm³ |
2.36 |
20 °C |
Solubility |
g/ 100 mL |
85 |
20 °C, soluble with water |
Vapor pressure |
Pa |
0 |
|
pH |
|
4.1- 5 |
1% solution |