1.00443

Nitric acid

65%, EMPLURA^®

• Synonyme(s) : Nitric acid solution
• Formule empirique (notation de Hill): HNO₃
• Numéro CAS: 7697-37-2
• Poids moléculaire : 63.01
• Numéro MDL: MFCD00011349
• Code UNSPSC : 12352301
• Nomenclature NACRES : NA.21

Propriétés

• product name: Acide nitrique solution, EMPLURA^®
• Pression de vapeur: 9.4 hPa ( 20 °C)
• Niveau de qualité: 200
• Gamme de produits: EMPLURA^®
• Forme: liquid
• Concentration: 64.3-66.4% HNO₃
• Impuretés: ≤0.0001% As (Arsenic); ≤0.0003% Chloride (Cl); ≤0.0004% Fe (Iron); ≤0.0005% Heavy metals (as Pb); ≤0.001% Ca (Calcium); ≤0.001% NH₄ (Ammonium); ≤0.001% Sulfate (SO₄); ≤0.003% Nitrogen oxides (as N₂O₃)
• pH: <1 (20 °C in H₂O, strongly acid)
• Point d'ébullition: 121 °C/1013 hPa
• Pf: -32 °C
• Densité: 1.39 g/cm³ at 20 °C
• Température de stockage: 2-30°C
• Chaîne SMILES: O[N+]([O-])=O
• InChI: 1S/HNO3/c2-1(3)4/h(H,2,3,4)
• Clé InChI: GRYLNZFGIOXLOG-UHFFFAOYSA-N

Description

Application

• In-vitro evaluation of microleakage of bioceramic root-end filling materials: A spectrophotometric study.: This research employed 65% nitric acid for sample preparation in the spectrophotometric analysis of microleakage in dental materials, providing insights into the effectiveness of different bioceramic materials (Gupta and Kewalramani, 2021).


• A comparative evaluation of resin- and varnish-based surface protective agents on glass ionomer cement - a spectrophotometric analysis.: The study used 65% nitric acid for the preparation of glass ionomer cement samples to evaluate the effectiveness of surface protective agents through spectrophotometric methods (Tyagi et al., 2020).


• Spectrophotometric analysis evaluating apical microleakage in retrograde filling using GIC, MTA and biodentine: an in-vitro study.: This research utilized 65% nitric acid in the preparation of samples for the evaluation of microleakage in dental restorative materials, highlighting the performance of various materials in preventing leakage (Nepal et al., 2020).


• Influence of stacked structure of carbons modified on its surface on n-pentane adsorption.: This study applied 65% nitric acid for surface modification of carbon materials, investigating the effects on adsorption properties, with significant findings on how surface structure influences adsorption efficiency (Carvajal-Bernal et al., 2019).

Remarque sur l'analyse

Assay (alkalimetric): 64.3 - 66.4 %
Identity: passes test
Appearance of solution: passes test
Chloride (Cl): ≤ 0.0003 %
Iodate, Bromate: passes test
Nitrogen oxides (as N₂O₃): ≤ 0.003 %
Sulfate (SO₄): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.0001 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0004 %
NH₄ (Ammonium): ≤ 0.001 %
Residual solvents (ICH Q3C): ...excluded by production process
Evaporation residue: ≤ 0.01
Date of expiry: see product label

Informations légales

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

Informations sur la sécurité

• Pictogrammes: GHS03,GHS05,GHS06
• Mention d'avertissement: Danger
• Mentions de danger: H272 - H290 - H314 - H331
• Conseils de prudence: P210 - P220 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classification des risques: Acute Tox. 3 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 3 - Skin Corr. 1A
• Risques supp: EUH071
• Code de la classe de stockage: 5.1B - Oxidizing hazardous materials
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable