"Ammonium formate, for mass spectrometry, =99.0%"

λ: 1 M in H₂O

Anion Traces: sulfate (SO₄^2-): ≤50 mg/kg

Assay: ≥99.0% (calc. on dry substance, NT)

Cation Traces: As: ≤0.1 mg/kg

Density: 1.26 g/mL at 25°C(lit.)

Grade: for mass spectrometry

Ign. Residue (900°C): <0.1% (as SO₄)

Impurities: <2% water

MP: 119-121°C(lit.)

pH: 5.5-7.5 (25°C, 1 M in H₂O)

Solubility: H₂O: soluble1 M at 20°C, clear, colorless

UV Absorption: λ: 280 nm A_max: ≤0.01