1.00519

Perchloric acid

70-72%, for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• Sinonimo/i: Acido perclorico, PCA
• Formula condensata: HClO₄
• Numero CAS: 7601-90-3
• Peso molecolare: 100.46
• Numero MDL: MFCD00011325
• Codice UNSPSC: 12352301
• NACRES: NA.21

Proprietà

• product name: Acido perclorico 70-72%, for analysis EMSURE^® ACS,ISO,Reag. Ph Eur
• Grado: ACS reagent
• Livello qualitativo: 300
• agenzia: reag. ISO; reag. Ph. Eur.
• Nome Commerciale: EMSURE^®
• Forma fisica: liquid
• Concentrazione: 70.0-72.0% HClO₄
• Impurezze: ≤0.02 ppm Ba (Barium); ≤0.02 ppm Be (Beryllium); ≤0.02 ppm Li (Lithium); ≤0.02 ppm Mn (Manganese); ≤0.02 ppm Sr (Strontium); ≤0.05 ppm Al (Aluminium); ≤0.05 ppm As (Arsenic); ≤0.05 ppm Cd (Cadmium); ≤0.05 ppm Co (Cobalt); ≤0.05 ppm Ge (Germanium); ≤0.05 ppm Mo (Molybdenum); ≤0.05 ppm Pb (Lead); ≤0.05 ppm Tl (Thallium); ≤0.05 ppm V (Vanadium); ≤0.1 ppm Ag (Silver); ≤0.1 ppm Bi (Bismuth); ≤0.1 ppm Cu (Copper); ≤0.1 ppm K (Potassium); ≤0.1 ppm Ni (Nickel); ≤0.1 ppm Ti (Titanium); ≤0.1 ppm Zn (Zinc); ≤0.1 ppm Zr (Zirconium); ≤0.5 ppm Ca (Calcium); ≤0.5 ppm Free chlorine (Cl); ≤0.5 ppm Mg (Magnesium); ≤0.5 ppm Na (Sodium); ≤1 ppm Heavy metals (as Pb); ≤1.0 ppm Fe (Iron); ≤10 ppm Chlorate (ClO₃); ≤10 ppm Sulfate (SO₄); ≤10 ppm Total nitrogen (N); ≤3 ppm Chloride (Cl); ≤5 ppm Phosphate and Silicate (as SiO₂)
• Residuo alla calcinazione: ≤0.003% (as sulfate)
• Colore: APHA: ≤10
• Stringa SMILE: OCl(=O)(=O)=O
• P. eboll.: 198.7 °C/1013 hPa
• Punto di fusione: -18 °C
• Densità: 1.68 g/cm³ at 20 °C
• Temperatura di conservazione: 15-25°C
• InChI: 1S/ClHO4/c2-1(3,4)5/h(H,2,3,4,5); VLTRZXGMWDSKGL-UHFFFAOYSA-N

Descrizione

Applicazioni

• Optimization of selenylation modification for garlic polysaccharide based on immune-enhancing activity: This study explored the optimization process for the selenylation of garlic polysaccharides, aiming to enhance their immune-boosting properties. Perchloric acid played a role in the preparation phase, facilitating the modification of polysaccharides to achieve better bioactivity (Gao et al., 2016).


• Synthesis and Characterization of Isodiphenylfluorindone and Isodiphenylfluorindinone: Research focused on the synthesis of novel fluorinated compounds, where perchloric acid was utilized as a catalyst to promote the formation of these complex molecules, highlighting its utility in synthetic organic chemistry (Zissimou et al., 2018).


• Cocrystallization of photosensitive energetic copper(II) perchlorate complexes: Perchloric acid derivatives were studied for their potential in creating stable, photosensitive materials suitable for energetic applications, demonstrating the acid′s versatility in materials science (Evers et al., 2014).


• Early molecular oxidative stress biomarkers of ischemic penumbra in acute stroke: The study involves the use of perchloric acid in the extraction and stabilization of biomarkers from biological samples, essential for the accurate diagnosis and treatment of stroke (Lorenzano et al., 2019).


• An improved, high-efficiency assay for assessing serum anticholinergic activity: This research developed a novel assay method using perchloric acid to extract and quantify anticholinergic activity from serum samples, offering advancements in pharmacological studies (Nobrega et al., 2017).

Risultati analitici

Tenore (acidimetria): 70,0 - 72,0 %
Identificazione: conforme
Densità (d 20/20): appross. 1,7
Colore: ≤ 10 Hazen
Clorati (ClO₃): ≤ 10 ppm
Cloruri (Cl): ≤ 3 ppm
Cloro libero (Cl): ≤ 0,5 ppm
Fosfati e Silicati (come SiO₂): ≤ 5 ppm
Solfati (SO₄): ≤ 10 ppm
Azoto totale (N) : ≤ 10 ppm
Metalli pesanti (come Pb): ≤ 1 ppm
Ag (argento): ≤ 0,1 ppm
Al (alluminio): ≤ 0,05 ppm
As (arsenico): ≤ 0,05 ppm
Ba (bario): ≤ 0,02 ppm
Be (berillio): ≤ 0,02 ppm
Bi (bismuto): ≤ 0,1 ppm
Ca (calcio): ≤ 0,5 ppm
Cd (cadmio): ≤ 0,05 ppm
Co (cobalto): ≤ 0,05 ppm
Cu (rame): ≤ 0,1 ppm
Fe (ferro): ≤ 1,0 ppm
Ge (germanio): ≤ 0,05 ppm
K (potassio): ≤ 0,1 ppm
Li (litio): ≤ 0,02 ppm
Mg (magnesio): ≤ 0,5 ppm
Mn (manganese): ≤ 0,02 ppm
Mo (molibdeno): ≤ 0,05 ppm
Na (sodio): ≤ 0,5 ppm
Ni (nichel): ≤ 0,1 ppm
Pb (piombo): ≤ 0,05 ppm
Sr (stronzio): ≤ 0,02 ppm
Ti (titanio): ≤ 0,1 ppm
Tl (tallio): ≤ 0,05 ppm
V (vanadio): ≤ 0,05 ppm
Zn (zinco): ≤ 0,1 ppm
Zr (zirconio): ≤ 0,1 ppm
Residuo alla calcinazione (come solfati): ≤ 0,003 %
conforme a ACS, ISO, Reag. Ph Eur

Note legali

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

Informazioni sulla sicurezza

• Pittogrammi: GHS03,GHS08,GHS05,GHS07
• Avvertenze: Danger
• Indicazioni di pericolo: H271,H290,H302,H314,H373
• Consigli di prudenza: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 - P314
• Classi di pericolo: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 1 - Skin Corr. 1A - STOT RE 2
• Organi bersaglio: Thyroid
• Codice della classe di stoccaggio: 5.1A - Strongly oxidizing hazardous materials
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable