1.01832

Nitric acid

69%, for analysis EMPARTA^® ACS

• 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 69%, for analysis EMPARTA^® ACS
• grade: ACS reagent
• Quality Level: 200
• vapor pressure: 9.4 hPa ( 20 °C)
• product line: EMPARTA^®
• form: liquid
• concentration: 68.0-70.0% HNO₃
• impurities: ≤0.010 ppm As (Arsenic); ≤0.2 ppm Heavy metals (as Pb); ≤0.200 ppm Fe (Iron); ≤0.5 ppm Chloride (Cl); ≤1 ppm Sulphate (SO₄)
• ign. residue: ≤5 ppm (as SO₄)
• color: APHA: ≤10
• pH: <1 (20 °C in H₂O)
• bp: 122 °C/1013 hPa
• mp: -41 °C
• density: 1.41 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

Analysis Note

Assay (acidimetric): 68.0 - 70.0 %
Identity: passes test
Appearance: passes test
Colour: ≤ 10 Hazen
Chloride (Cl): ≤ 0.5 ppm
Heavy metals (as Pb): ≤ 0.2 ppm
Sulphate (SO₄): ≤ 1 ppm
As (Arsenic): ≤ 0.010 ppm
Fe (Iron): ≤ 0.200 ppm
Residue on ignition (as SO₄): ≤ 5 ppm

Legal Information

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

Safety Information

• pictograms: GHS03,GHS05,GHS06
• 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