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12074

Sigma-Aldrich

Calcium chloride hexahydrate

meets analytical specification of Ph. Eur., E509, 97-103%, ≤0.0001% Al

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About This Item

Empirical Formula (Hill Notation):
CaCl2 · 6H2O
CAS Number:
7774-34-7
Molecular Weight:
219.08
MDL number:
MFCD00149616
UNSPSC Code:
12352300
PubChem Substance ID:
329749612
NACRES:
NA.21
Assay:
97-103%
form:
solid

Quality Level

200

Assay

97-103%

form

solid

quality

meets analytical specification of Ph. Eur., E509

impurities

≤0.0001% Al
≤0.001% heavy metals (as Pb)
≤0.3% subst. not precip. by ammonium oxalate (as SO4)

mp

30 °C

transition temp

solidification point 28-30 °C

density

1.71 g/mL at 25 °C (lit.)

anion traces

sulfate (SO42-): ≤100 mg/kg

cation traces

Al: ≤1 mg/kg
As: ≤1 mg/kg
Fe: ≤5 mg/kg
Hg: ≤1 mg/kg
Pb: ≤5 mg/kg

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

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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
BCBZ9298
BCBZ9297
BCBT9623
BCBS5474V

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M Dagert et al.
Gene, 6(1), 23-28 (1979-05-01)
Escherichia coli cells are 4--6 times more transformable and 20--30 times more competent after 24 h incubation in cold calcium chloride than immediately after calcium chloride treatment. With 24-h-old competent cells we obtained routinely 2 . 10(7) transformants per microgram
Matthew S Kimber et al.
Proteins, 51(4), 562-568 (2003-06-05)
Protein crystallization is a major bottleneck in protein X-ray crystallography, the workhorse of most structural proteomics projects. Because the principles that govern protein crystallization are too poorly understood to allow them to be used in a strongly predictive sense, the
Livia Saleh et al.
Nature protocols, 5(10), 1627-1634 (2010-10-05)
Aerobic metabolism requires a complex antioxidative system to balance reactive oxygen species (ROS). When in excess, ROS disrupt cellular activities and molecular structures. Owing to the variety of ROS, there are different antioxidative activities that require various tests for their
Mamoun A Gharaibeh et al.
Environmental science and pollution research international, 22(23), 18894-18905 (2015-07-25)
Irrigation with wastewater is a promising option to improve crop yields and to reduce pressure on freshwater sources. However, heavy metal concentrations in wastewater may cause health concerns. A greenhouse pot experiment was conducted in order to determine cadmium (Cd)
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Obtaining maximal sensitivity of nano UHPLC-MS/MS methods is primordial to quantify picomolar concentrations of neuropeptides in microdialysis samples. Since aspecific adsorption of peptides to Eppendorf tubes, pipette tips and UHPLC vials is detrimental for method sensitivity, a strategy is presented
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