1.01154

di-Ammonium hydrogen citrate

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonyme(s) : di-Ammonium hydrogen citrate, Ammonium citrate dibasic, Diammonium hydrogen citrate
• Formule empirique (notation de Hill): C₆H₁₄N₂O₇
• Numéro CAS: 3012-65-5
• Poids moléculaire : 226.18
• Numéro MDL: MFCD00013068
• Code UNSPSC : 12352107
• Numéro de classement CE : 221-146-3
• Nomenclature NACRES : NA.21

Propriétés

• Qualité: ACS reagent
• Niveau de qualité: 300
• Agence: reag. Ph. Eur.
• Gamme de produits: EMSURE^®
• Pureté: 99.0-102.0% (alkalimetric)
• Forme: solid
• Impuretés: ≤0.005% Insoluble matter
• Résidus de calcination: ≤0.01% (as sulfate)
• pH: 3.3-5.3 (23 g/L in H₂O)
• Densité: 1.48 g/cm³ at 20 °C
• Masse volumique apparente: 400‑600 kg/m³
• Traces d'anions: chloride (Cl^-): ≤0.0005%; oxalate (C₂O₄^2-): passes test (limit about 0.05%); phosphate (PO₄^3-): ≤0.0005%; sulfur compounds (as SO₄^2-): ≤0.005%
• Traces de cations: Fe: ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• Température de stockage: 2-30°C
• InChI: 1S/C6H8O7.2H3N/c7-3(8)1-6(13,5(11)12)2-4(9)10;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);2*1H3
• Clé InChI: YXVFQADLFFNVDS-UHFFFAOYSA-N

Description

Application

• An EPR and optical absorption study of VO2+ ions in di-ammonium hydrogen citrate [(NH4)2C6H6O7] single crystals.: This research examines the electronic paramagnetic resonance and optical properties of VO2+ ions in di-ammonium hydrogen citrate, which could influence analytical techniques in chemistry and materials science (Karabulut and Tufan, 2008).

Liaison

Replaces: AX1285-1; AX1285; AX1285-3; AX1285-20

Remarque sur l'analyse

Assay (alkalimetric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.005 %
pH-value (0.1 mol/L): 3.3 - 5.3
Chloride (Cl): ≤ 0.0005 %
Oxalate (C₂O₄): passes test (Limit about 0.05 %)
Phosphate (PO₄): ≤ 0.0005 %
Total sulfur (as SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Residue on ignition (as sulfate): ≤ 0.01 %
Corresponds to ACS,Reag. Ph Eur

Informations légales

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

Informations sur la sécurité

• Pictogrammes: GHS07
• Mention d'avertissement: Warning
• Mentions de danger: H315 - H319
• Conseils de prudence: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Classification des risques: Eye Irrit. 2 - Skin Irrit. 2
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable