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31307

Sigma-Aldrich

Calcium chloride dihydrate

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

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500 G
CN¥814.81
1 KG
CN¥1,064.32

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500 G
CN¥814.81
1 KG
CN¥1,064.32

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
form:
crystalline

CN¥814.81

Available to ship onApril 23, 2025Details

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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

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1 of 4

This Item
12022C3881C7902
Calcium chloride dihydrate puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99%

31307

Calcium chloride dihydrate

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

12022

Calcium chloride dihydrate

Calcium chloride dihydrate ReagentPlus®, ≥99.0%

C3881

Calcium chloride dihydrate

Calcium chloride dihydrate BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture, ≥99.0%

C7902

Calcium chloride dihydrate

assay

≥99%

assay

99-103%

assay

≥99.0%

assay

≥99.0%

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

grade

ACS reagent, puriss. p.a.

grade

-

grade

-

grade

-

impurities

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

impurities

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

impurities

-

impurities

-

anion traces

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

anion traces

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

anion traces

-

anion traces

-

General description

Calcium chloride dihydrate is a useful biochemical reagent.

Application

Calcium chloride dihydrate was used in the preparation of calcium-alginate beads.[1] It may be used for the concentration of virus vectors in a protocol.[2]

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

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    Certificates of Analysis (COA)

    Lot/Batch Number
    MKCS9831
    MKCN0691
    MKCK8520
    MKCJ5736
    MKCH1734

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    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
    João Barroso-Batista et al.
    Current biology : CB, 30(6), 1049-1062 (2020-03-07)
    Members of the gut microbiota are thought to experience strong competition for nutrients. However, how such competition shapes their evolutionary dynamics and depends on intra- and interspecies interactions is poorly understood. Here, we test the hypothesis that Escherichia coli evolution
    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
    Avinash A Kadam et al.
    Bioresource technology, 132, 276-284 (2013-02-16)
    Pretreatments to sugarcane bagasse (SCB) such as CaCl2, alkali, ammonia, steam and milling showed 91%, 46%, 47%, 42% and 56% adsorption of Solvent Red 5B (SR5B); 92%, 57%, 58%, 56% and 68% adsorption of simulated dyes mixture (SDM), and 86%
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