AMMONIUM MOLYBDATE TETRAHYDRATE

AMMONIUM MOLYBDATE TETRAHYDRATE AR/ACS

Confirms to USP
Ammonium heptamolybdate tetrahydrate, Molybdic acid ammonium salt tetrahydrate

Article No.

01271

Grade

AR/ACS

Purity

99.3%

CAS No.

12054-85-2

Molecular Formula

(NH₄)₆Mo₇O₂₄.4H₂O

Molecular Weight

1235.86

H.S. Code

2841.7090

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

White crystalline

Odour

Odorless

pH value

5 - 5.5

Melting point/ Freezing point [°C]

90°C

Boiling point [°C]

190°C

Density [g/cm3]

2.498

Solubility in water [% weight]

43 g / 100 cc cold water

Appearance	White crystalline powder
Assay	99.3-101.8%
Assay (as MoO3)	81 - 83%
Identity	To pass as per USP
Insoluble matter	Max 0.005%
Chloride (Cl)	Max 0.002%
Arsenate, phosphate, silicate ( PO4)	Max 0.001%
Nitrate (NO3)	Passes test (about 0.003%)
Phosphate (PO4)	Max 0.0005%
Heavy metals (by ICP-OES)	Max 0.001%
Magnesium (Mg)	Max 0.005%
Sodium (Na)	Max 0.01%
Potassium (K)	Max 0.01%
Sulphate (SO4)	Max 0.02%
Magnesium & alkali salts	Max 0.02%