MilliporeSigma
All Photos(2)

1.02066

Supelco

Calcium carbonate

precipitated for analysis EMSURE® Reag. Ph Eur

Linear Formula:
CaCO3
CAS Number:
Molecular Weight:
100.09
Beilstein:
8008338
MDL number:
EC Index Number:
207-439-9

Quality Level

Agency

reag. Ph. Eur.

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

Looking for similar products? Visit Product Comparison Guide

Analysis Note

Assay (complexometric; calculated on dried substance): 98.5 - 100.5 %
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

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

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

More Documents

SDS

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service