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PHOSPHOMOLYBDIC ACID HYDRATE AR/ACS
"Store at 15–25°C"
Molybdophosphoric acid
MSDS
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COAs
Packings
25 g
(00025)
100 g
(00100)
500 g
(00500)
Print friendly version
Article No.
05250
Grade
AR/ACS
Purity
CAS No.
51429-74-4
Molecular Formula
H
3
Mo
1
2
O
4
0
P.xH
2
O
Molecular Weight
1825.28 (anhydrous basis)
H.S. Code
2811.1990
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Yellow crystalline
Melting point/ Freezing point [°C]
79 - 90 °C
Density [g/cm3]
1.62
Solubility in water [% weight]
Appreciable (> 10%)
Specifications
Appearance
Yellow to yellow-orange crystal or powder
Assay
Min 47.5% (as Mo)
Loss on drying
Max 25.0%
Insoluble matter
Max 0.01%
Chloride (Cl)
Max 0.02%
Sulphate (SO4)
Max 0.025%
Heavy metal (as Pb)
Max 0.005%
Iron (Fe)
Max 0.005%
Calcium (Ca)
Max 0.02%
Ammonium (NH4)
Max 0.01%
Safety Information and Hazard Symbols
Symbol: GHS03, GHS05
Signal Word: Danger
UN No.: 3084
IMCO Class No.: 8 (5.1)
Packing Group: II
Hazardous Statement: H272-H314
Precaution Statement: P220-P280-P305 + P351 + P338-P310
Revision Date:
13-Feb-2026
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