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31307

Sigma-Aldrich

Calcium chloride dihydrate

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99%

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About This Item

Empirical Formula (Hill Notation):
CaCl2 · 2H2O
CAS Number:
10035-04-8
Molecular Weight:
147.01
EC Number:
600-075-5
MDL number:
MFCD00149613
UNSPSC Code:
12352300
PubChem Substance ID:
329753752
NACRES:
NB.24

grade

ACS reagent
puriss. p.a.

Quality Level

200

Agency

reag. Ph. Eur.

vapor pressure

0.01 hPa ( 20 °C)

Assay

≥99%

form

crystalline

impurities

≤0.003% oxidizing substances (as NO3)
≤0.005% ammonium (NH4)
≤0.01% insoluble in water
≤5 ppm heavy metals (by ICP)

pH

4.5-8.0 (25 °C, 5%)

mp

176 °C (dec.) (lit.)

anion traces

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

cation traces

Al: ≤1 mg/kg
As: ≤1 mg/kg
Ba: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤50 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤50 mg/kg
Na: ≤50 mg/kg
Ni: ≤50 mg/kg
Pb: ≤5 mg/kg
Sr: ≤100 mg/kg
Zn: ≤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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General description

Calcium chloride dihydrate is a useful biochemical reagent.

Application

Calcium chloride dihydrate was used in the preparation of calcium-alginate beads. It may be used for the concentration of virus vectors in a protocol.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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
Concentration of viral vectors by co-precipitation with calcium phosphate.
Pham L, et al.
The journal of gene medicine, 3(2), 188-194 (2001)
P Geetha et al.
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