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LC4168 Molybdenum(VI) oxide

GR for analysis


Order number Packaging Quantity Price €
AC31168 Plastic bottle 100 g 55.8
AC31168 Plastic bottle 500 g 258.3


Product information
Synonyms Molybdenum trioxide, Molybdic acid anhydrous, Molybdic anhydride
Hill Formula MoO3
HS Code 2825 70 00
EC number 215-204-7
Molar mass 143.94 g/mol
EC index number 042-001-00-9
CAS number 1313-27-5


Chemical and physical data
Solubility 0.5 g/l (20 °C)
Melting point 795 °C
Molar mass 143.94 g/mol
Density 4.50 g/cm3 (20 °C)
Bulk density 1200 kg/m3
Boiling point 1155 °C
Vapor pressure 133.3 hPa (955 °C)


Safety information according to GHS
Hazard Statement(s) H351: Suspected of causing cancer.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) P280: Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)
RTECS QA4725000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).


Safety information
R Phrase R 36/37-40
Irritating to eyes and respiratory system.Limited evidence of a carcinogenic effect.
S Phrase S 22-36/37
Do not breathe dust.Wear suitable protective clothing and gloves.
Categories of danger irritant, carcinogenic
Hazard Symbol Harmful


Toxicological data
LD 50 oral LD50 rat 2689 mg/kg
LD 50 dermal LD50 rat > 2000 mg/kg


Assay (precipitative titration) ≥ 99.5 %
Chloride (Cl) ≤ 0.002 %
Phosphate, Arsenate, Silicate (as PO4) ≤ 0.0005 %
Sulphate (SO4) ≤ 0.005 %
Fe (Iron) ≤ 0.0005 %
NH4 (Ammonium) ≤ 0.005 %
Pb (Lead) ≤ 0.001 %