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Merck
CN

13118

Magnesium carbonate basic

purum, light, ≥40% Mg (as MgO) basis, powder (light)

Synonym(s):

Magnesium hydroxide carbonate

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About This Item

Linear Formula:
MgCO3
CAS Number:
Molecular Weight:
84.31
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352301
EC Number:
235-192-7
MDL number:
Form:
powder (light)
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Quality Segment

grade

purum

form

powder (light)

composition

Mg (as MgO), ≥40%

impurities

≤0.005% heavy metals (as Pb)

anion traces

chloride (Cl-): ≤500 mg/kg

cation traces

Ca: ≤1%, Fe: ≤500 mg/kg

SMILES string

[Mg++].O[Mg]O.[O-]C([O-])=O

InChI

1S/CH2O3.2Mg.2H2O/c2-1(3)4;;;;/h(H2,2,3,4);;;2*1H2/q;2*+2;;/p-4

InChI key

UDYRPJABTMRVCX-UHFFFAOYSA-J

Application

Used as:
  • A stabilizer for phase formation
  • IR high-pass transmittance filter


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Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)



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