AMMONIUM FLUORIDE FOR ANALYSIS EMSURE (C005B-011528)

Linkage

Replaces: AX1295; AX1295-1

Analysis Note

Assay (precipitation titration, NH₄F): ≥ 98.0 %
Ammonium hydrogen difluoride (NH₄HF₂): ≤ 0.5 %
Chloride (Cl): ≤ 0.001 %
Hexafluorosilicate (SiF₆): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.002 %
Na (Sodium): ≤ 0.002 %
Water: ≤ 5 %
Insoluble matter: ≤ 0.005 %
Residue on ignition: ≤ 0.01 %
Conform to ACS

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Molecular Weight: 37.04. Empirical Formula: H₄FN. grade: ACS reagent. Quality Level: 300. product line: EMSURE^®. . Assay: ≥. 98.0% (NH₄F basis, precipitation titration). form: solid. impurities: ≤. 0.005% Insoluble matter, ≤. 0.5% Ammonium hydrogen difluoride, ≤. 5% Water. ign. residue: ≤. 0.01%. pH: 6 (20 . °C, 50 . g/L in H₂O). solubility: 820 . g/L. density: 1.01 . g/cm³ . at 20 . °C. bulk density: 250‑. 350 . kg/m³. anion traces: chloride (Cl^-): ≤. 0.001%, hexafluorosilicate (SiF₆^2-): ≤. 0.1%, sulfate (SO₄^2-): ≤. 0.005%. cation traces: Fe: ≤. 0.0005%, K: ≤. 0.002%, Na: ≤. 0.002%, heavy metals (as Pb): ≤. 0.0005%. storage temp.: 15-25°C. InChI: 1S/2FH.H3N/h2*1H. 1H3. InChI key: KVBCYCWRDBDGBG-UHFFFAOYSA-N. Pictograms: GHS06. Signal Word: Danger. Hazard Statements: H301 + H311 + H331. Precautionary Statements: P261 - P264 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311. Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral. Storage Class Code: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects. WGK: WGK 1. Flash Point(F): does not flash. Flash Point(C): does not flash.