1.02066
Calcium carbonate
precipitated for analysis EMSURE® Reag. Ph Eur
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Agency
reag. Ph. Eur.
Quality Level
product line
EMSURE®
Assay
98.5-100.5% dry basis (complexometric)
form
solid
potency
6450 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rat)
impurities
≤0.005% Substances insoluble in hydrochloric acid
≤0.2% Substances insoluble in acetic acid
loss
≤ 1.0% loss on drying, 200 °C
particle size
~14 μm (D 50)
pH
9.5-10.5 (20 °C, 100 g/L in H2O, slurry)
mp
825 °C (decomposition)
density
2.93 g/mL at 25 °C (lit.)
bulk density
300‑1400 kg/m3
anion traces
chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.03%
cation traces
Al: ≤0.005%
As: ≤0.0004%
Ba:, passes test
Cu: ≤0.0005%
Fe: ≤0.001%
K: ≤0.005%
Mg: ≤0.02%
Mg and allied cations: ≤1.5%
N: ≤0.001%
Na: ≤0.2%
Pb: ≤0.0005%
Sr: ≤0.1%
heavy metals (as Pb): ≤0.002%
storage temp.
10-30°C
SMILES string
[Ca++].[O-]C([O-])=O
InChI
1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key
VTYYLEPIZMXCLO-UHFFFAOYSA-L
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Application
- Comparison of passive targeted delivery of inorganic and organic nanocarriers among different types of tumors.: This study compares the efficiency of calcium carbonate-based nanocarriers in targeted drug delivery across various tumor types, offering insights into their potential for enhancing cancer treatment efficacy (Postovalova et al., 2024).
Analysis Note
Identity: passes test
Substances insoluble in acetic acid: ≤ 0.2 %
Substances insoluble in hydrochloric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.03 %
Heavy metals (as Pb): ≤ 0.002 %
Total nitrogen (N): ≤ 0.001 %
Al (Aluminium): ≤ 0.005 %
As (Arsenic): ≤ 0.0004 %
Ba (Barium): passes test
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.02 %
Na (Sodium): ≤ 0.2 %
Pb (Lead): ≤ 0.0005 %
Sr (Strontium): ≤ 0.1 %
Magnesium and alkali metals: ≤ 1.5 %
Particle size (d 50): about 14 µm
Loss on drying (200 °C): ≤ 1.0 %
Corresponds to Reag. Ph Eur
Legal Information
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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