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442909

Calcium chloride hexahydrate

≥95%

Sustainability features

Synonym(s):

Calcium dichloride hexahydrate

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Size/SKUAvailabilityPrice
1 kg
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$63.50
2.5 kg
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$132.00

About This Item

Empirical Formula (Hill Notation):
CaCl2 · 6H2O
CAS Number:
Molecular Weight:
219.08
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
MDL number:
Assay:
≥95%
Form:
solid
Solubility:
219.1 g/L at 20 °C

$63.50


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Quality Segment

assay

≥95%

form

solid

reaction suitability

core: calcium

sustainability

Sustainability features

mp

30 °C

solubility

219.1 g/L at 20 °C

density

1.71 g/mL at 25 °C (lit.)

greener alternative category

shipped in

wet ice

storage temp.

2-8°C

SMILES string

O.O.O.O.O.O.Cl[Ca]Cl

InChI

1S/Ca.2ClH.6H2O/h;2*1H;6*1H2/q+2;;;;;;;;/p-2

InChI key

QHFQAJHNDKBRBO-UHFFFAOYSA-L

General description

We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives. This is an enabling product and can be used as a precursor to make perovskite oxides, which promote thermoelectric heat-to-electricity conversion, improving energy efficiency. Click here for more information.
Calcium chloride hexahydrate is a non-toxic salt hydrate that can be used in phase change heat storage of low temperature heat. It has a latent heat of fusion as high as 170-190 kJ/Kg and a melting temperature of 29-30°C.

Application

Calcium chloride hexahydrate is a phase changing material (PCM) that is widely used in solar energy storage and building applications.


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Signal Word

Warning

Hazard Codes

Hazard Classifications

Eye Irrit. 2

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

Storage Class

11 - Combustible Solids



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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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