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Calcium nitrate tetrahydrate

EMPLURA®

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Synonym(s):
Calcium nitrate tetrahydrate
Linear Formula:
Ca(NO3)2 · 4 H2O
CAS Number:
13477-34-4
Molecular Weight:
236.15
MDL number:
MFCD00149604
UNSPSC Code:
12352302
EC Index Number:
233-332-1
NACRES:
NA.21

Quality Level

200

product line

EMPLURA®

Assay

≥98.0% (complexometric)

form

solid

potency

3900 mg/kg LD50, oral (Rat)

impurities

≤0.3% Substances not precipitated by ammonium oxalate (as sulfate)

pH

5.0-7.0 (25 °C, 50 g/L in H2O)

mp

45 °C

solubility

2710 g/L

density

1.82 g/cm3 at 20 °C

bulk density

1000 kg/m3

anion traces

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.02%

cation traces

Fe: ≤0.001%
NH4+: ≤0.005%
heavy metals (as Pb): ≤0.002%

storage temp.

2-30°C

InChI

1S/Ca.2HNO3.4H2O/c;2*2-1(3)4;;;;/h;2*(H,2,3,4);4*1H2/q+2;;;;;;

InChI key

DKCJOKYHYIAZQH-UHFFFAOYSA-N

Related Categories

Application


  • Influence of impurity on the properties of chemically synthesized calcium hydroxide: This study utilized Calcium nitrate tetrahydrate (Ca(NO3)2.4H2O) for the chemical precipitation synthesis of calcium hydroxide at room temperature (P Kumar et al., 2021).

  • Study of the effect of calcium nitrate, calcium formate, triethanolamine, and triisopropanolamine on compressive strength of Portland-pozzolana cement: Explored the impact of Calcium nitrate tetrahydrate on the performance of Portland-pozzolana cement (A Derakhshani et al., 2023).

  • Calcium nitrate tetra-hydrate-doped polyvinylidene fluoride thin films as potential devices for pressure sensors: Discusses the preparation and potential use of these doped films in sensor applications (KS Hwang et al., 2020).

  • Effect of reaction rate on the properties of chemically synthesized calcium hydroxide nanoparticles: Investigates how varying the reaction rate affects the properties of nanoparticles synthesized using Calcium nitrate tetrahydrate (P Kumar et al., 2020).

Analysis Note

Assay (complexometric): ≥ 98.0 %
pH-value (5 %; water): 4.0 - 6.0
Chloride (Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.02 %
Heavy metals (as Pb): ≤ 0.002 %
Fe (Iron): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.005 %
Substances not precipitated by ammonium oxalate (as sulfate): ≤ 0.3 %

Legal Information

EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302 - H318

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Regulatory Information

监管及禁止进口产品

Certificates of Analysis (COA)

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