21067

Calcium carbonate

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

• Lineární vzorec: CaCO₃
• Číslo CAS: 471-34-1
• Molekulová hmotnost: 100.09
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329751907
• EC Number: 207-439-9
• Beilstein/REAXYS Number: 8008338
• MDL number: MFCD00010906

Vlastnosti

• 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

Popis

General description

Search & download your certificate here.

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.

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.

Bezpečnostní informace

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