1.00441

Nitric acid

65%, Suprapur^®

• 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
• NACRES: NA.21

Properties

• product name: Nitric acid 65%, Suprapur^®
• grade: for inorganic trace analysis
• Quality Level: 100
• agency: suitable for EPA 200.7; suitable for EPA 200.8
• vapor pressure: 9.4 hPa ( 20 °C)
• assay: 65%
• form: liquid
• pH: <1 (20 °C in H₂O, strongly acid)
• bp: 121 °C/1013 hPa
• mp: -32 °C
• density: 1.39 g/cm³ at 20 °C
• storage temp.: 2-30°C
• SMILES string: O[N+]([O-])=O
• InChI: 1S/HNO3/c2-1(3)4/h(H,2,3,4)
• InChI key: GRYLNZFGIOXLOG-UHFFFAOYSA-N

Description

Linkage

Replaces: 441; 441-3; 441-2

Analysis Note

Assay (acidimetric): ≥ 65.0 %
Chloride (Cl): ≤ 50 ppb
Phosphate (PO₄): ≤ 10 ppb
Sulphate (SO₄): ≤ 200 ppb
Ag (Silver): ≤ 0.5 ppb
Al (Aluminium): ≤ 10.0 ppb
As (Arsenic): ≤ 0.5 ppb
Au (Gold): ≤ 0.1 ppb
Ba (Barium): ≤ 0.5 ppb
Be (Beryllium): ≤ 0.5 ppb
Bi (Bismuth): ≤ 0.5 ppb
Ca (Calcium): ≤ 10.0 ppb
Cd (Cadmium): ≤ 0.5 ppb
Co (Cobalt): ≤ 0.5 ppb
Cr (Chromium): ≤ 1.0 ppb
Cu (Copper): ≤ 0.5 ppb
Fe (Iron): ≤ 2.0 ppb
Ga (Gallium): ≤ 0.1 ppb
Ge (Germanium): ≤ 0.1 ppb
Hg (Mercury): ≤ 1.0 ppb
In (Indium): ≤ 0.5 ppb
K (Potassium): ≤ 10.0 ppb
Li (Lithium): ≤ 0.5 ppb
Mg (Magnesium): ≤ 10.0 ppb
Mn (Manganese): ≤ 0.5 ppb
Mo (Molybdenum): ≤ 0.5 ppb
Na (Sodium): ≤ 10.0 ppb
Ni (Nickel): ≤ 5.0 ppb
Pb (Lead): ≤ 2.0 ppb
Pt (Platinum): ≤ 0.5 ppb
Sb (Antimony): ≤ 0.5 ppb
Sn (Tin): ≤ 0.5 ppb
Sr (Strontium): ≤ 0.5 ppb
Ti (Titanium): ≤ 1.0 ppb
Tl (Thallium): ≤ 0.5 ppb
V (Vanadium): ≤ 0.5 ppb
Zn (Zinc): ≤ 2.0 ppb
Zr (Zirconium): ≤ 1.0 ppb
Residue on ignition (as sulphate): ≤ 2 ppm
Actual analysis values are subject to unavoidable systematic variations in this concentration range
The actual values are subject to unavoidable systematic
variations in this concentration range.

Legal Information

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

Safety Information

• pictograms: GHS03,GHS06,GHS05
• signalword: Danger
• hcodes: H272,H290,H314,H331
• pcodes: P210 - P220 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 3 - Skin Corr. 1A
• supp_hazards: EUH071
• Storage Class: 5.1B - Oxidizing hazardous materials
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable