21067

Carbonate de calcium

reference material for titrimetry, certified by BAM, ≥99.5%

• Formule linéaire : CaCO₃
• CAS Number: 471-34-1
• Poids moléculaire : 100.09
• Beilstein: 8008338
• Numéro CE : 207-439-9
• Numéro MDL: MFCD00010906
• Code UNSPSC : 41116107
• ID de substance PubChem : 329751907
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: reference material; certified by BAM
• Niveau de qualité: 100
• Essai: ≥99.5%
• Technique(s): titration: suitable
• Solubilité: H₂O: insoluble
• Densité: 2.93 g/mL at 25 °C (lit.)
• Format: neat
• Chaîne SMILES: [Ca++].[O-]C([O-])=O
• InChI: 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
• Clé InChI: VTYYLEPIZMXCLO-UHFFFAOYSA-L

Description

Description générale

Calcium carbonate volumetric standard is manufactured under stringent conditions and measured with the highest possible precision. The standard is qualified by volumetric complexometric titration with photometric endpoint detection. Its certified value and uncertainty measurement are in accordance with ISO Guide 35.

Application

It finds its use as a reference material for the standardization of volumetric solutions in complexometric titrations.

Caractéristiques et avantages

• Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
• High-quality offering accurate titer determinations
• Accompanied by a certificate of analysis (CoA)

Remarque sur l'analyse

Exact concentration, expiry date, traceability and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

Informations sur la sécurité

• Code de la classe de stockage: 13 - Non Combustible Solids
• Classe de danger pour l'eau (WGK): nwg
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: dust mask type N95 (US), Eyeshields, Gloves