Synonym: | Ammonium heptamolybdate tetrahydrate, Molybdic acid ammonium salt tetrahydrate |
CAS Number: | 12054-85-2 |
Linear Formula: | (NH4)6Mo7O24 · 4H2O |
Molecular Weight: | 1235.86 |
EC Number: | 234-320-9 |
MDL number: | MFCD00167059 |
PubChem Substance ID: | 24867009 |
Description
Features and Benefits | Meets A.C.S. reagent specificatons. |
Packaging | 50, 250 g in poly btl |
Application | Applied in the ultrasonic synthesis of phase-pure praseodymium molybdate, Pr2Mo3O12.1 Reagent used for oxidation of sulfides to sulfonyls.2 |
Properties
assay | 81.0-83.0% MoO3 basis |
99.98% trace metals basis | |
total impurities | ≤0.005% insolubles |
density | 2.498 g/mL at 25 °C(lit.) |
anion traces | chloride (Cl–): ≤0.002% |
nitrate (NO3–): passes test | |
phosphate (PO43-): ≤5 ppm | |
sulfate (SO42-): ≤0.02% | |
cation traces | Mg and allied cations: ≤0.01% |
heavy metals: ≤0.001% |
Safety
Symbol | GHS07 |
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P305 + P351 + P338 |
Personal Protective Equipment | dust mask type N95 (US), Eyeshields, Gloves |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26 |
WGK Germany | 1 |
RTECS | QA5076000 |