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Phosphomolybdic acid hydrate

for microscopy

Synonym(s):

Molybdophosphoric acid

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About This Item

Linear Formula:
H3[P(Mo3O10)4] · xH2O
CAS Number:
Molecular Weight:
1825.25 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12000000
PubChem Substance ID:

grade

for microscopy

Quality Level

form

crystals

reaction suitability

reagent type: oxidant

technique(s)

thin layer chromatography (TLC): suitable

loss

21-23% loss on drying, 110 °C

density

1.62 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg

cation traces

Ca: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤20 mg/kg
Cr: ≤5 mg/kg
Cu: ≤10 mg/kg
Fe: ≤50 mg/kg
K: ≤50 mg/kg
Mg: ≤20 mg/kg
Mn: ≤100 mg/kg
NH4+: ≤30 mg/kg
Na: ≤50 mg/kg
Ni: ≤10 mg/kg
Pb: ≤20 mg/kg
Zn: ≤50 mg/kg

SMILES string

O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O

InChI

1S/12Mo.H3O4P.H2O.36O/c;;;;;;;;;;;;1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h;;;;;;;;;;;;(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

InChI key

PDDXOPNEMCREGN-UHFFFAOYSA-N

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Related Categories

General description

Phosphomolybdic acid hydrate (PAH) is yellow and crystallisable compound. It precipitates from potash, oxides of rubidium, caesium and thallium, ammonia and other nitrogenous organic alkaloids.

Application

PAH was used in preparing Mo-Al2O3 catalysts in an attempt to produce ultra-low sulphur diesel.
A precursor to hybrid organic-inorganic based molecular batteries with applications as cation-insertion electrodes.

Other Notes

Review: of the folin phenol method for the quantitative determination of proteins

pictograms

Flame over circleCorrosion

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 3 - Skin Corr. 1B

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Chemical News
A new precipitant for Potash, 183-183 (1868)
Ultra-deep oxidative desulfurization of diesel fuel by the Mo/Al 2 O 3-H 2 O 2 system: The effect of system parameters on catalytic activity.
Garcia-Gutierrez, Jose Luis, et al.
Applied Catalysis A: General, 334, 366-373 (2008)
Review of the Folin phenol protein quantitation method of Lowry, Rosebrough, Farr and Randall.
G L Peterson
Analytical biochemistry, 100(2), 201-220 (1979-12-01)
Sathiyaraj Srinivasan et al.
Antonie van Leeuwenhoek, 106(2), 271-278 (2014-05-23)
Strain SR-1(T), a Gram-positive, strictly-aerobic, short-rod shaped, non-motile bacterium, was isolated from a mountain soil collected in Seoul Women's University in South Korea. Growth occurred between 15 and 37 °C (optimum, 30 °C), at pH 6.0-9.0 (optimum, pH 7.0) and with 0-2 %
Jae-Jin Lee et al.
Current microbiology, 69(3), 286-291 (2014-04-22)
A Gram-negative, short-rod-shaped bacterial strain with gliding motility, designated as DG5A(T), was isolated from a rice field soil in South Korea. Phylogenic analysis using 16S rRNA gene sequence of the new isolate showed that strain DG5A(T) belong to the genus

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