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12022

Sigma-Aldrich

Calcium chloride dihydrate

puriss., meets analytical specification of Ph. Eur., USP, FCC, E509, 99-103%, ≤0.0001% Al

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Empirical Formula (Hill Notation):
CaCl2 · 2H2O
CAS Number:
Molecular Weight:
147.01
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

vapor pressure

0.01 hPa ( 20 °C)

grade

puriss.

assay

99-103%

form

powder or crystals

quality

meets analytical specification of Ph. Eur., USP, FCC, E509

impurities

≤0.0001% Al
≤0.001% heavy metals (as Pb)
≤0.005% free acid (as HCl)
≤0.005% free alkali (as CaO)

pH

4.5-8.5 (25 °C, 5% in water)

mp

176 °C (dec.) (lit.)

anion traces

fluoride (F-): ≤40 mg/kg
sulfate (SO42-): ≤200 mg/kg

cation traces

Al: ≤1 mg/kg
As: ≤2 mg/kg
Fe: ≤10 mg/kg
Hg: ≤1 mg/kg
K: ≤100 mg/kg
Mg: ≤500 mg/kg
Na: ≤200 mg/kg
Pb: ≤5 mg/kg

SMILES string

O.O.Cl[Ca]Cl

InChI

1S/Ca.2ClH.2H2O/h;2*1H;2*1H2/q+2;;;;/p-2

InChI key

LLSDKQJKOVVTOJ-UHFFFAOYSA-L

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1 of 4

This Item
31307223506C3306
vibrant-m

12022

Calcium chloride dihydrate

Essential Grade
vibrant-m

31307

Calcium chloride dihydrate

Essential Grade
vibrant-m

223506

Calcium chloride dihydrate

-
vibrant-m

C3306

Calcium chloride dihydrate

-
form

powder or crystals

form

crystalline

form

powder or crystals

form

powder

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

vapor pressure

0.01 hPa ( 20 °C)

vapor pressure

0.01 hPa ( 20 °C)

vapor pressure

0.01 mmHg ( 20 °C)

vapor pressure

-

anion traces

fluoride (F-): ≤40 mg/kg, sulfate (SO42-): ≤200 mg/kg

anion traces

nitrate (NO3-): ≤20 mg/kg, sulfate (SO42-): ≤50 mg/kg

anion traces

sulfate (SO42-): ≤0.01%

anion traces

-

grade

puriss.

grade

-

grade

-

grade

-

General description

Calcium chloride dihydrate is a useful biochemical reagent.

Application

Calcium chloride dihydrate was used in the preparation of calcium-alginate beads. It was used to compose the medium for Thermophilic Clostridia (MTC). It may be used for the concentration of virus vectors in a protocol.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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End-product pathways in the xylose fermenting bacterium, Thermoanaerobacterium saccharolyticum.
Shaw AJ, et al.
Enz. Microbiol. Technol., 42(6), 453-458 (2008)
Concentration of viral vectors by co-precipitation with calcium phosphate.
Pham L, et al.
The journal of gene medicine, 3(2), 188-194 (2001)
George Pasparakis et al.
International journal of pharmaceutics, 323(1-2), 34-42 (2006-07-11)
The aim of the present work was to investigate the swelling behavior and the in vitro release of the antihypertensive drug verapamil hydrochloride from calcium alginate and chitosan treated calcium alginate beads. Calcium-alginate beads, chitosan-coated alginate beads and alginate-chitosan mixed
P Geetha et al.
Ecotoxicology and environmental safety, 122, 17-23 (2015-07-15)
Population explosion, depletion of water resources and prolonged droughts and floods due to climatic change lead to scarcity of pure and hygienic drinking water in most of the developing countries. Recently nanomaterials attained considerable attention as biosorbent for water purification
Jiyoung Jung et al.
Colloids and surfaces. B, Biointerfaces, 104, 116-121 (2013-01-10)
The physical and chemical properties of commercial low methoxyl citrus pectins, CP 28 and CP 55, and a pectinmethylesterase (PME) charge modified citrus pectin (MP 38) were compared, and the differences in ability to encapsulate indomethacin in hydrogel beads was

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