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Ammonium hydrogen difluoride ≥98.5%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

Formula: NH₄HF₂
MW: 57,04 g/mol
Melting Pt: 127 °C
Density: 0,8 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00012018
CAS Number: 1341-49-7
EINECS: 215-676-4
UN: 1727
Merck Index: 13,00498
Specification Test Results
Assay Min. 98.5 %
Heavy metals (as Pb) Max. 0.03 %
Ignition residue (SO4) Max. 0.02 %
Insolubility in water Max. 50 ppm
Cl (Chloride) Max. 5 ppm
SO4 (Sulphate) Max. 50 ppm
Ca (Calcium) Max. 10 ppm
Fe (Iron) Max. 80 ppm

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Pack type Pk VWR Catalog Number Quantity
Plastic bottle for solids 500 g VWRC81000.260
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