21067

Carbonate de calcium

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

• Formule linéaire : CaCO₃
• Numéro CAS: 471-34-1
• Poids moléculaire : 100.09
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329751907
• EC Number: 207-439-9
• Beilstein/REAXYS Number: 8008338
• MDL number: MFCD00010906

Propriétés

• grade: reference material
• Quality Segment: 100
• assay: ≥99.5%
• quality: certified by BAM
• technique(s): titration: suitable
• solubility: H₂O: insoluble
• density: 2.93 g/mL at 25 °C (lit.)
• format: neat
• SMILES string: [Ca++].[O-]C([O-])=O
• InChI: 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
• InChI key: VTYYLEPIZMXCLO-UHFFFAOYSA-L

Description

General description

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.

Search & download your certificate here.

Application

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

Features and Benefits

• 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)

Analysis Note

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

• Classe de stockage: 13 - Non Combustible Solids
• wgk: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves