1.00455

Nitric acid

100%, for analysis EMSURE^® Reag. Ph Eur

• Synonym(s): Nitric acid solution
• Empirical Formula (Hill Notation): HNO₃
• CAS Number: 7697-37-2
• Molecular Weight: 63.01
• MDL number: MFCD00011349
• UNSPSC Code: 12352301
• EC Index Number: 231-714-2
• NACRES: NA.21

Properties

• product name: Nitric acid fuming 100%, for analysis EMSURE^® Reag. Ph Eur
• agency: reag. Ph. Eur.
• Quality Level: 300
• vapor pressure: 56 hPa ( 20 °C)
• product line: EMSURE^®
• assay: ≥98.5% (acidimetric)
• form: liquid
• ign. residue: ≤50 ppm (as SO₄)
• pH: <1 (20 °C in H₂O)
• bp: 83 °C/1013 hPa
• mp: -42 °C
• density: 1.51 g/cm³ at 20 °C
• anion traces: chloride (Cl^-): ≤10 ppm; sulfate (SO₄^2-): ≤300 ppm
• cation traces: Ag: ≤0.02 ppm; Al: ≤0.20 ppm; As: ≤0.01 ppm; Ba: ≤0.02 ppm; Be: ≤0.02 ppm; Bi: ≤0.10 ppm; Ca: ≤0.15 ppm; Cd: ≤0.02 ppm; Co: ≤0.02 ppm; Cr: ≤0.10 ppm; Cu: ≤0.02 ppm; Fe: ≤2.0 ppm; Ge: ≤0.05 ppm; K: ≤0.10 ppm; Li: ≤0.02 ppm; Mg: ≤0.05 ppm; Mn: ≤0.02 ppm; Mo: ≤0.02 ppm; Na: ≤0.50 ppm; Ni: ≤0.05 ppm; Pb: ≤0.02 ppm; Sr: ≤0.02 ppm; Ti: ≤0.10 ppm; Tl: ≤0.05 ppm; V: ≤0.02 ppm; Zn: ≤0.05 ppm; Zr: ≤0.10 ppm; heavy metals (as Pb): ≤5 ppm
• SMILES string: O[N+]([O-])=O
• storage temp.: 2-30°C
• InChI: 1S/HNO3/c2-1(3)4/h(H,2,3,4)
• InChI key: GRYLNZFGIOXLOG-UHFFFAOYSA-N

Description

General description

for analysis EMSURE^® Reag. Ph Eur

application

• Multiscale Modeling of Plutonium Radiation Chemistry in Nitric Acid Solutions: This research highlights the critical use of fuming nitric acid in studying the radiation chemistry of plutonium, essential for nuclear material science and ensuring safety in industrial processes involving radioactive materials (Kynman et al., 2024).


• Optimization of 3D Printing Parameters for Alumina Ceramic Based on the Orthogonal Test: The study demonstrates the role of nitric acid in processing and optimizing materials for 3D printing applications, essential for advancing manufacturing techniques in the material science and industrial sectors (Wang et al., 2024).

Analysis Note

Assay (acidimetric)≥ 98.5 %Identitypasses testDilution testpasses testChloride (Cl)≤ 10 ppmHeavy metals (as Pb)≤ 5 ppmSulfate (SO₄)≤ 300 ppmAg (Silver)≤ 0.02 ppmAl (Aluminium)≤ 0.20 ppmAs (Arsenic)≤ 0.01 ppmBa (Barium)≤ 0.02 ppmBe (Beryllium)≤ 0.02 ppmBi (Bismuth)≤ 0.10 ppmCa (Calcium)≤ 0.15 ppmCd (Cadmium)≤ 0.02 ppmCo (Cobalt)≤ 0.02 ppmCr (Chromium)≤ 0.10 ppmCu (Copper)≤ 0.02 ppmFe (Iron)≤ 2.0 ppmGe (Germanium)≤ 0.05 ppmK (Potassium)≤ 0.10 ppmLi (Lithium)≤ 0.02 ppmMg (Magnesium)≤ 0.05 ppmMn (Manganese)≤ 0.02 ppmMo (Molybdenum)≤ 0.02 ppmNa (Sodium)≤ 0.50 ppmNi (Nickel)≤ 0.05 ppmPb (Lead)≤ 0.02 ppmSr (Strontium)≤ 0.02 ppmTi (Titanium)≤ 0.10 ppmTl (Thallium)≤ 0.05 ppmV (Vanadium)≤ 0.02 ppmZn (Zinc)≤ 0.05 ppmZr (Zirconium)≤ 0.10 ppmResidue on ignition (as SO₄)≤ 50 ppmAccording to the chemical properties of Nitric acid 100 % the influence of light can cause formation of nitrogen oxides.

Legal Information

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

Safety Information

• pictograms: GHS03,GHS05,GHS06
• signalword: Danger
• hcodes: H272 - H290 - H314 - H330
• pcodes: P210 - P220 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 2 - Skin Corr. 1A
• supp_hazards: EUH071
• Storage Class: 5.1A - Strongly oxidizing hazardous materials
• wgk_germany: WGK 1