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Ammonium Molybdate Tetrahydrate Analar 100g
21276.185-100g



Specification VWRC21276.185

Ammonium heptamolybdate tetrahydrate, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent

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Ammonium heptamolybdate tetrahydrate, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent

 

Irritant Warning

Warning

Synonyms:  Ammonium molybdate(VI) tetrahydrate , Ammonium molybdate tetrahydrate

Formula: (NH₄)₆Mo₇O₂₄·4H₂O
MW: 1235,86 g/mol
Density: 2,498 g/cm³ (20 °C)
Storage Temperature: Ambient		 MDL Number: MFCD00167059
CAS Number: 12054-85-2
EINECS: 234-722-4
Merck Index: 13,00536

Specification 

Assay (calculated as MoO3) 81.0 - 83.0 %
Heavy metals (as Pb) Max. 10 ppm
Insolubility in w ater Max. 50 ppm
Mg and alkaline earth metals Max. 0.02 %
Cl (Chl oride) Max. 5 ppm
NO3 (Nitr ate) Max. 0.05 %
PO4 + AsO4 + SiO4 (as PO4) Max. 5 ppm
PO4 + AsO4 + SiO4 (as SiO2) Max. 10 ppm
SO4 (Sul phate) Max. 50 ppm
Cu (Cop per) Max. 10 ppm
Fe (Ir on) Max. 5 ppm
K (Potas sium) Max. 100 ppm
Mg (Magn esium) Max. 50 ppm
Na (Sod ium) Max. 100 ppm
Pb (Le ad) Max. 10 ppm
Conforms to ACS Passes test
Conforms to Reag. Ph.Eur. Passes test

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