Specialty Additives Available to Source

Sodium Molybdate

Na2MoO4
CAS 7631-95-0 · MF MoNa2O4 · MW 205.93 g/mol

Sodium Molybdate (Na2MoO4) is a white crystalline inorganic salt that functions as a corrosion inhibitor in industrial applications. This molybdenum-based specialty additive is utilized across industrial manufacturing, oil & gas, and water treatment industries to prevent corrosion in metal systems and equipment. With high water solubility (84 g/100ml at 100°C)…

SDS / TDS Download
CAS Number
7631-95-0
Molecular Formula
MoNa2O4
Molecular Weight
205.93 g/mol
Material Family
Specialty Additives
Functional Roles
Physical Properties
physical_description
White solid; [ICSC] Colorless crystalline solid; [Sigma-Aldrich MSDS]
melting_point
687 u00b0C
solubility
Solubility in water, g/100ml at 100 u00b0C: 84
density
3.78 g/cmu00c2u00b3
GHS / SDS Safety Danger
Irritant Acute Toxic Health Hazard
  • H315: Causes skin irritation [Warning Skin corrosion/irritation]
  • H335 (33.1%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H351: Suspected of causing cancer [Warning Carcinogenicity]
  • H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
  • H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
  • H341: Suspected of causing genetic defects [Warning Germ cell mutagenicity]
  • H315 (33.1%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H332 (33.2%): Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
  • H301: Toxic if swallowed [Danger Acute toxicity, oral]
  • H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H319 (33.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Chemical Identity
CAS Number7631-95-0
IUPAC Namedisodium;dioxido(dioxo)molybdenum
InChI KeyTVXXNOYZHKPKGW-UHFFFAOYSA-N
PubChem CID 61424
INCI NameSODIUM MOLYBDATE
Synonyms & Trade Names
Sodium molybdate Disodium molybdate Sodium molybdate(VI) sodium molybdenum oxide Natriummolybdat Molybdic acid, disodium salt sodium molybdate (anhydrous) Anhydric sodium molybdate Molybdate (MoO42-), disodium, (T-4)- 948QAQ08I1 Molybdenum (as sodium) RefChem:887699 Molybdate disodium
Full Description

Sodium Molybdate (Na2MoO4) is a white crystalline inorganic salt that functions as a corrosion inhibitor in industrial applications. This molybdenum-based specialty additive is utilized across industrial manufacturing, oil & gas, and water treatment industries to prevent corrosion in metal systems and equipment. With high water solubility (84 g/100ml at 100°C) and a melting point of 687°C, it provides effective corrosion protection in aqueous environments.