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21067

Supelco

Carbonato de calcio

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

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About This Item

Fórmula lineal:
CaCO3
Número de CAS:
471-34-1
Peso molecular:
100.09
Beilstein:
8008338
Número CE:
207-439-9
Número MDL:
MFCD00010906
Código UNSPSC:
41116107
ID de la sustancia en PubChem:
329751907
NACRES:
NA.24

grado

reference material

Nivel de calidad

100

Ensayo

≥99.5%

calidad

certified by BAM

técnicas

titration: suitable

solubilidad

H2O: insoluble

densidad

2.93 g/mL at 25 °C (lit.)

Formato

neat

cadena SMILES

[Ca++].[O-]C([O-])=O

InChI

1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2

Clave InChI

VTYYLEPIZMXCLO-UHFFFAOYSA-L

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Descripción general

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.

Aplicación

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

Características y beneficios

  • 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)

Nota de análisis

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.

Código de clase de almacenamiento

13 - Non Combustible Solids

Clase de riesgo para el agua (WGK)

nwg

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

dust mask type N95 (US), Eyeshields, Gloves

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Certificados de análisis (COA)

Lot/Batch Number
BCCL3383
BCCD2874
BCBW6166

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Sophie A Jamal et al.
Lancet (London, England), 382(9900), 1268-1277 (2013-07-23)
Phosphate binders (calcium-based and calcium-free) are recommended to lower serum phosphate and prevent hyperphosphataemia in patients with chronic kidney disease, but their effects on mortality and cardiovascular outcomes are unknown. We aimed to update our meta-analysis on the effect of
Polysaccharides and proteoglycans in calcium carbonate-based biomineralization.
José L Arias et al.
Chemical reviews, 108(11), 4475-4482 (2008-07-26)
Ling Li et al.
Nature materials, 13(5), 501-507 (2014-04-01)
Hierarchical composite materials design in biological exoskeletons achieves penetration resistance through a variety of energy-dissipating mechanisms while simultaneously balancing the need for damage localization to avoid compromising the mechanical integrity of the entire structure and to maintain multi-hit capability. Here
Claudia Gagnon et al.
PloS one, 9(10), e109607-e109607 (2014-10-10)
To examine whether combined vitamin D and calcium supplementation improves insulin sensitivity, insulin secretion, β-cell function, inflammation and metabolic markers. 6-month randomized, placebo-controlled trial. Ninety-five adults with serum 25-hydroxyvitamin D [25(OH)D] ≤55 nmol/L at risk of type 2 diabetes (with
M Azizur Rahman et al.
PloS one, 8(3), e58781-e58781 (2013-03-26)
An organic matrix consisting of a protein-polysaccharide complex is generally accepted as an important medium for the calcification process. While the role this "calcified organic matrix" plays in the calcification process has long been appreciated, the complex mixture of proteins
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